80260400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 236636640

約数和(自身を除く): 156376240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 29, 34, 37, 40, 44, 50, 55, 58, 68, 74, 80, 85, 88, 100, 110, 116, 136, 145, 148, 170, 176, 185, 187, 200, 220, 232, 272, 275, 290, 296, 319, 340, 370, 374, 400, 407, 425, 440, 464, 493, 550, 580, 592, 629, 638, 680, 725, 740, 748, 814, 850, 880, 925, 935, 986, 1073, 1100, 1160, 1258, 1276, 1360, 1450, 1480, 1496, 1595, 1628, 1700, 1850, 1870, 1972, 2035, 2146, 2200, 2320, 2465, 2516, 2552, 2900, 2960, 2992, 3145, 3190, 3256, 3400, 3700, 3740, 3944, 4070, 4292, 4400, 4675, 4930, 5032, 5104, 5365, 5423, 5800, 6290, 6380, 6512, 6800, 6919, 7400, 7480, 7888, 7975, 8140, 8584, 9350, 9860, 10064, 10175, 10730, 10846, 11600, 11803, 12325, 12580, 12760, 13838, 14800, 14960, 15725, 15950, 16280, 17168, 18241, 18700, 19720, 20350, 21460, 21692, 23606, 24650, 25160, 25520, 26825, 27115, 27676, 31450, 31900, 32560, 34595, 36482, 37400, 39440, 40700, 42920, 43384, 47212, 49300, 50320, 53650, 54230, 55352, 59015, 62900, 63800, 69190, 72964, 74800, 81400, 85840, 86768, 91205, 94424, 98600, 107300, 108460, 110704, 118030, 125800, 127600, 135575, 138380, 145928, 162800, 172975, 182410, 188848, 197200, 200651, 214600, 216920, 236060, 251600, 271150, 276760, 291856, 295075, 345950, 364820, 401302, 429200, 433840, 456025, 472120, 542300, 553520, 590150, 691900, 729640, 802604, 912050, 944240, 1003255, 1084600, 1180300, 1383800, 1459280, 1605208, 1824100, 2006510, 2169200, 2360600, 2767600, 3210416, 3648200, 4013020, 4721200, 5016275, 7296400, 8026040, 10032550, 16052080, 20065100, 40130200, 80260400]

約数ペア:

[(1, 80260400), (2, 40130200), (4, 20065100), (5, 16052080), (8, 10032550), (10, 8026040), (11, 7296400), (16, 5016275), (17, 4721200), (20, 4013020), (22, 3648200), (25, 3210416), (29, 2767600), (34, 2360600), (37, 2169200), (40, 2006510), (44, 1824100), (50, 1605208), (55, 1459280), (58, 1383800), (68, 1180300), (74, 1084600), (80, 1003255), (85, 944240), (88, 912050), (100, 802604), (110, 729640), (116, 691900), (136, 590150), (145, 553520), (148, 542300), (170, 472120), (176, 456025), (185, 433840), (187, 429200), (200, 401302), (220, 364820), (232, 345950), (272, 295075), (275, 291856), (290, 276760), (296, 271150), (319, 251600), (340, 236060), (370, 216920), (374, 214600), (400, 200651), (407, 197200), (425, 188848), (440, 182410), (464, 172975), (493, 162800), (550, 145928), (580, 138380), (592, 135575), (629, 127600), (638, 125800), (680, 118030), (725, 110704), (740, 108460), (748, 107300), (814, 98600), (850, 94424), (880, 91205), (925, 86768), (935, 85840), (986, 81400), (1073, 74800), (1100, 72964), (1160, 69190), (1258, 63800), (1276, 62900), (1360, 59015), (1450, 55352), (1480, 54230), (1496, 53650), (1595, 50320), (1628, 49300), (1700, 47212), (1850, 43384), (1870, 42920), (1972, 40700), (2035, 39440), (2146, 37400), (2200, 36482), (2320, 34595), (2465, 32560), (2516, 31900), (2552, 31450), (2900, 27676), (2960, 27115), (2992, 26825), (3145, 25520), (3190, 25160), (3256, 24650), (3400, 23606), (3700, 21692), (3740, 21460), (3944, 20350), (4070, 19720), (4292, 18700), (4400, 18241), (4675, 17168), (4930, 16280), (5032, 15950), (5104, 15725), (5365, 14960), (5423, 14800), (5800, 13838), (6290, 12760), (6380, 12580), (6512, 12325), (6800, 11803), (6919, 11600), (7400, 10846), (7480, 10730), (7888, 10175), (7975, 10064), (8140, 9860), (8584, 9350)]