66705080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3467}}^1$

素因数の和:3528

約数の個数: 64

約数和(自身を含む): 166047840

約数和(自身を除く): 99342760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3467, 3848, 4810, 6934, 9620, 13868, 17335, 19240, 27736, 34670, 45071, 69340, 90142, 128279, 138680, 180284, 225355, 256558, 360568, 450710, 513116, 641395, 901420, 1026232, 1282790, 1667627, 1802840, 2565580, 3335254, 5131160, 6670508, 8338135, 13341016, 16676270, 33352540, 66705080]

約数ペア:

[(1, 66705080), (2, 33352540), (4, 16676270), (5, 13341016), (8, 8338135), (10, 6670508), (13, 5131160), (20, 3335254), (26, 2565580), (37, 1802840), (40, 1667627), (52, 1282790), (65, 1026232), (74, 901420), (104, 641395), (130, 513116), (148, 450710), (185, 360568), (260, 256558), (296, 225355), (370, 180284), (481, 138680), (520, 128279), (740, 90142), (962, 69340), (1480, 45071), (1924, 34670), (2405, 27736), (3467, 19240), (3848, 17335), (4810, 13868), (6934, 9620)]