31901030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 68618880

約数和(自身を除く): 36717850

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 109, 113, 185, 218, 226, 259, 370, 518, 545, 565, 763, 791, 1090, 1130, 1295, 1526, 1582, 2590, 3815, 3955, 4033, 4181, 7630, 7910, 8066, 8362, 12317, 20165, 20905, 24634, 28231, 29267, 40330, 41810, 56462, 58534, 61585, 86219, 123170, 141155, 146335, 172438, 282310, 292670, 431095, 455729, 862190, 911458, 2278645, 3190103, 4557290, 6380206, 15950515, 31901030]

約数ペア:

[(1, 31901030), (2, 15950515), (5, 6380206), (7, 4557290), (10, 3190103), (14, 2278645), (35, 911458), (37, 862190), (70, 455729), (74, 431095), (109, 292670), (113, 282310), (185, 172438), (218, 146335), (226, 141155), (259, 123170), (370, 86219), (518, 61585), (545, 58534), (565, 56462), (763, 41810), (791, 40330), (1090, 29267), (1130, 28231), (1295, 24634), (1526, 20905), (1582, 20165), (2590, 12317), (3815, 8362), (3955, 8066), (4033, 7910), (4181, 7630)]