156911690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{63527}}^1$

素因数の和:63566

約数の個数: 32

約数和(自身を含む): 320181120

約数和(自身を除く): 163269430

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 63527, 127054, 317635, 635270, 825851, 1207013, 1651702, 2414026, 4129255, 6035065, 8258510, 12070130, 15691169, 31382338, 78455845, 156911690]

約数ペア:

[(1, 156911690), (2, 78455845), (5, 31382338), (10, 15691169), (13, 12070130), (19, 8258510), (26, 6035065), (38, 4129255), (65, 2414026), (95, 1651702), (130, 1207013), (190, 825851), (247, 635270), (494, 317635), (1235, 127054), (2470, 63527)]