66753920

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2819}}^1$

素因数の和:2875

約数の個数: 64

約数和(自身を含む): 163954800

約数和(自身を除く): 97200880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1480, 2368, 2819, 2960, 4736, 5638, 5920, 11276, 11840, 14095, 22552, 23680, 28190, 45104, 56380, 90208, 104303, 112760, 180416, 208606, 225520, 360832, 417212, 451040, 521515, 834424, 902080, 1043030, 1668848, 1804160, 2086060, 3337696, 4172120, 6675392, 8344240, 13350784, 16688480, 33376960, 66753920]

約数ペア:

[(1, 66753920), (2, 33376960), (4, 16688480), (5, 13350784), (8, 8344240), (10, 6675392), (16, 4172120), (20, 3337696), (32, 2086060), (37, 1804160), (40, 1668848), (64, 1043030), (74, 902080), (80, 834424), (128, 521515), (148, 451040), (160, 417212), (185, 360832), (296, 225520), (320, 208606), (370, 180416), (592, 112760), (640, 104303), (740, 90208), (1184, 56380), (1480, 45104), (2368, 28190), (2819, 23680), (2960, 22552), (4736, 14095), (5638, 11840), (5920, 11276)]