31262010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 82010880

約数和(自身を除く): 50748870

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 1065, 1129, 1846, 2130, 2258, 2769, 3387, 4615, 5538, 5645, 6774, 9230, 11290, 13845, 14677, 16935, 27690, 29354, 33870, 44031, 73385, 80159, 88062, 146770, 160318, 220155, 240477, 400795, 440310, 480954, 801590, 1042067, 1202385, 2084134, 2404770, 3126201, 5210335, 6252402, 10420670, 15631005, 31262010]

約数ペア:

[(1, 31262010), (2, 15631005), (3, 10420670), (5, 6252402), (6, 5210335), (10, 3126201), (13, 2404770), (15, 2084134), (26, 1202385), (30, 1042067), (39, 801590), (65, 480954), (71, 440310), (78, 400795), (130, 240477), (142, 220155), (195, 160318), (213, 146770), (355, 88062), (390, 80159), (426, 73385), (710, 44031), (923, 33870), (1065, 29354), (1129, 27690), (1846, 16935), (2130, 14677), (2258, 13845), (2769, 11290), (3387, 9230), (4615, 6774), (5538, 5645)]