31901509840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{105971}}^1$

素因数の和:106108

約数の個数: 80

約数和(自身を含む): 76635559296

約数和(自身を除く): 44734049456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 71, 80, 106, 142, 212, 265, 284, 355, 424, 530, 568, 710, 848, 1060, 1136, 1420, 2120, 2840, 3763, 4240, 5680, 7526, 15052, 18815, 30104, 37630, 60208, 75260, 105971, 150520, 211942, 301040, 423884, 529855, 847768, 1059710, 1695536, 2119420, 4238840, 5616463, 7523941, 8477680, 11232926, 15047882, 22465852, 28082315, 30095764, 37619705, 44931704, 56164630, 60191528, 75239410, 89863408, 112329260, 120383056, 150478820, 224658520, 300957640, 398768873, 449317040, 601915280, 797537746, 1595075492, 1993844365, 3190150984, 3987688730, 6380301968, 7975377460, 15950754920, 31901509840]

約数ペア:

[(1, 31901509840), (2, 15950754920), (4, 7975377460), (5, 6380301968), (8, 3987688730), (10, 3190150984), (16, 1993844365), (20, 1595075492), (40, 797537746), (53, 601915280), (71, 449317040), (80, 398768873), (106, 300957640), (142, 224658520), (212, 150478820), (265, 120383056), (284, 112329260), (355, 89863408), (424, 75239410), (530, 60191528), (568, 56164630), (710, 44931704), (848, 37619705), (1060, 30095764), (1136, 28082315), (1420, 22465852), (2120, 15047882), (2840, 11232926), (3763, 8477680), (4240, 7523941), (5680, 5616463), (7526, 4238840), (15052, 2119420), (18815, 1695536), (30104, 1059710), (37630, 847768), (60208, 529855), (75260, 423884), (105971, 301040), (150520, 211942)]