31313490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4723}}^1$

素因数の和:4763

約数の個数: 64

約数和(自身を含む): 85712256

約数和(自身を除く): 54398766

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 4723, 6630, 9446, 14169, 23615, 28338, 47230, 61399, 70845, 80291, 122798, 141690, 160582, 184197, 240873, 306995, 368394, 401455, 481746, 613990, 802910, 920985, 1043783, 1204365, 1841970, 2087566, 2408730, 3131349, 5218915, 6262698, 10437830, 15656745, 31313490]

約数ペア:

[(1, 31313490), (2, 15656745), (3, 10437830), (5, 6262698), (6, 5218915), (10, 3131349), (13, 2408730), (15, 2087566), (17, 1841970), (26, 1204365), (30, 1043783), (34, 920985), (39, 802910), (51, 613990), (65, 481746), (78, 401455), (85, 368394), (102, 306995), (130, 240873), (170, 184197), (195, 160582), (221, 141690), (255, 122798), (390, 80291), (442, 70845), (510, 61399), (663, 47230), (1105, 28338), (1326, 23615), (2210, 14169), (3315, 9446), (4723, 6630)]