57285640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 136546560

約数和(自身を除く): 79260920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 92, 115, 142, 184, 230, 284, 355, 460, 568, 710, 877, 920, 1420, 1633, 1754, 2840, 3266, 3508, 4385, 6532, 7016, 8165, 8770, 13064, 16330, 17540, 20171, 32660, 35080, 40342, 62267, 65320, 80684, 100855, 124534, 161368, 201710, 249068, 311335, 403420, 498136, 622670, 806840, 1245340, 1432141, 2490680, 2864282, 5728564, 7160705, 11457128, 14321410, 28642820, 57285640]

約数ペア:

[(1, 57285640), (2, 28642820), (4, 14321410), (5, 11457128), (8, 7160705), (10, 5728564), (20, 2864282), (23, 2490680), (40, 1432141), (46, 1245340), (71, 806840), (92, 622670), (115, 498136), (142, 403420), (184, 311335), (230, 249068), (284, 201710), (355, 161368), (460, 124534), (568, 100855), (710, 80684), (877, 65320), (920, 62267), (1420, 40342), (1633, 35080), (1754, 32660), (2840, 20171), (3266, 17540), (3508, 16330), (4385, 13064), (6532, 8770), (7016, 8165)]