2891330650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{3221}}^1$

素因数の和:4627

約数の個数: 48

約数和(自身を含む): 5797550808

約数和(自身を除く): 2906220158

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1381, 2762, 3221, 6442, 6905, 13810, 16105, 17953, 32210, 34525, 35906, 41873, 69050, 80525, 83746, 89765, 161050, 179530, 209365, 418730, 448825, 897650, 1046825, 2093650, 4448201, 8896402, 22241005, 44482010, 57826613, 111205025, 115653226, 222410050, 289133065, 578266130, 1445665325, 2891330650]

約数ペア:

[(1, 2891330650), (2, 1445665325), (5, 578266130), (10, 289133065), (13, 222410050), (25, 115653226), (26, 111205025), (50, 57826613), (65, 44482010), (130, 22241005), (325, 8896402), (650, 4448201), (1381, 2093650), (2762, 1046825), (3221, 897650), (6442, 448825), (6905, 418730), (13810, 209365), (16105, 179530), (17953, 161050), (32210, 89765), (34525, 83746), (35906, 80525), (41873, 69050)]