87854800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:557

約数の個数: 120

約数和(自身を含む): 236359872

約数和(自身を除く): 148505072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 41, 44, 50, 55, 80, 82, 88, 100, 110, 164, 176, 200, 205, 220, 275, 328, 400, 410, 440, 451, 487, 550, 656, 820, 880, 902, 974, 1025, 1100, 1640, 1804, 1948, 2050, 2200, 2255, 2435, 3280, 3608, 3896, 4100, 4400, 4510, 4870, 5357, 7216, 7792, 8200, 9020, 9740, 10714, 11275, 12175, 16400, 18040, 19480, 19967, 21428, 22550, 24350, 26785, 36080, 38960, 39934, 42856, 45100, 48700, 53570, 79868, 85712, 90200, 97400, 99835, 107140, 133925, 159736, 180400, 194800, 199670, 214280, 219637, 267850, 319472, 399340, 428560, 439274, 499175, 535700, 798680, 878548, 998350, 1071400, 1098185, 1597360, 1757096, 1996700, 2142800, 2196370, 3514192, 3993400, 4392740, 5490925, 7986800, 8785480, 10981850, 17570960, 21963700, 43927400, 87854800]

約数ペア:

[(1, 87854800), (2, 43927400), (4, 21963700), (5, 17570960), (8, 10981850), (10, 8785480), (11, 7986800), (16, 5490925), (20, 4392740), (22, 3993400), (25, 3514192), (40, 2196370), (41, 2142800), (44, 1996700), (50, 1757096), (55, 1597360), (80, 1098185), (82, 1071400), (88, 998350), (100, 878548), (110, 798680), (164, 535700), (176, 499175), (200, 439274), (205, 428560), (220, 399340), (275, 319472), (328, 267850), (400, 219637), (410, 214280), (440, 199670), (451, 194800), (487, 180400), (550, 159736), (656, 133925), (820, 107140), (880, 99835), (902, 97400), (974, 90200), (1025, 85712), (1100, 79868), (1640, 53570), (1804, 48700), (1948, 45100), (2050, 42856), (2200, 39934), (2255, 38960), (2435, 36080), (3280, 26785), (3608, 24350), (3896, 22550), (4100, 21428), (4400, 19967), (4510, 19480), (4870, 18040), (5357, 16400), (7216, 12175), (7792, 11275), (8200, 10714), (9020, 9740)]