64591670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2657}}^1$

素因数の和:2705

約数の個数: 64

約数和(自身を含む): 144680256

約数和(自身を除く): 80088586

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 2657, 4862, 5314, 12155, 13285, 24310, 26570, 29227, 34541, 45169, 58454, 69082, 90338, 146135, 172705, 225845, 292270, 345410, 379951, 451690, 496859, 587197, 759902, 993718, 1174394, 1899755, 2484295, 2935985, 3799510, 4968590, 5871970, 6459167, 12918334, 32295835, 64591670]

約数ペア:

[(1, 64591670), (2, 32295835), (5, 12918334), (10, 6459167), (11, 5871970), (13, 4968590), (17, 3799510), (22, 2935985), (26, 2484295), (34, 1899755), (55, 1174394), (65, 993718), (85, 759902), (110, 587197), (130, 496859), (143, 451690), (170, 379951), (187, 345410), (221, 292270), (286, 225845), (374, 172705), (442, 146135), (715, 90338), (935, 69082), (1105, 58454), (1430, 45169), (1870, 34541), (2210, 29227), (2431, 26570), (2657, 24310), (4862, 13285), (5314, 12155)]