65509840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 183202560

約数和(自身を除く): 117692720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 29, 34, 40, 44, 55, 58, 68, 80, 85, 88, 110, 116, 136, 145, 151, 170, 176, 187, 220, 232, 272, 290, 302, 319, 340, 374, 440, 464, 493, 580, 604, 638, 680, 748, 755, 880, 935, 986, 1160, 1208, 1276, 1360, 1496, 1510, 1595, 1661, 1870, 1972, 2320, 2416, 2465, 2552, 2567, 2992, 3020, 3190, 3322, 3740, 3944, 4379, 4930, 5104, 5134, 5423, 6040, 6380, 6644, 7480, 7888, 8305, 8758, 9860, 10268, 10846, 12080, 12760, 12835, 13288, 14960, 16610, 17516, 19720, 20536, 21692, 21895, 25520, 25670, 26576, 27115, 28237, 33220, 35032, 39440, 41072, 43384, 43790, 48169, 51340, 54230, 56474, 66440, 70064, 74443, 86768, 87580, 96338, 102680, 108460, 112948, 132880, 141185, 148886, 175160, 192676, 205360, 216920, 225896, 240845, 282370, 297772, 350320, 372215, 385352, 433840, 451792, 481690, 564740, 595544, 744430, 770704, 818873, 963380, 1129480, 1191088, 1488860, 1637746, 1926760, 2258960, 2977720, 3275492, 3853520, 4094365, 5955440, 6550984, 8188730, 13101968, 16377460, 32754920, 65509840]

約数ペア:

[(1, 65509840), (2, 32754920), (4, 16377460), (5, 13101968), (8, 8188730), (10, 6550984), (11, 5955440), (16, 4094365), (17, 3853520), (20, 3275492), (22, 2977720), (29, 2258960), (34, 1926760), (40, 1637746), (44, 1488860), (55, 1191088), (58, 1129480), (68, 963380), (80, 818873), (85, 770704), (88, 744430), (110, 595544), (116, 564740), (136, 481690), (145, 451792), (151, 433840), (170, 385352), (176, 372215), (187, 350320), (220, 297772), (232, 282370), (272, 240845), (290, 225896), (302, 216920), (319, 205360), (340, 192676), (374, 175160), (440, 148886), (464, 141185), (493, 132880), (580, 112948), (604, 108460), (638, 102680), (680, 96338), (748, 87580), (755, 86768), (880, 74443), (935, 70064), (986, 66440), (1160, 56474), (1208, 54230), (1276, 51340), (1360, 48169), (1496, 43790), (1510, 43384), (1595, 41072), (1661, 39440), (1870, 35032), (1972, 33220), (2320, 28237), (2416, 27115), (2465, 26576), (2552, 25670), (2567, 25520), (2992, 21895), (3020, 21692), (3190, 20536), (3322, 19720), (3740, 17516), (3944, 16610), (4379, 14960), (4930, 13288), (5104, 12835), (5134, 12760), (5423, 12080), (6040, 10846), (6380, 10268), (6644, 9860), (7480, 8758), (7888, 8305)]