72644743730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18025991}}^1$

素因数の和:18026042

約数の個数: 32

約数和(自身を含む): 145361599488

約数和(自身を除く): 72716855758

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 18025991, 36051982, 90129955, 180259910, 234337883, 468675766, 558805721, 1117611442, 1171689415, 2343378830, 2794028605, 5588057210, 7264474373, 14528948746, 36322371865, 72644743730]

約数ペア:

[(1, 72644743730), (2, 36322371865), (5, 14528948746), (10, 7264474373), (13, 5588057210), (26, 2794028605), (31, 2343378830), (62, 1171689415), (65, 1117611442), (130, 558805721), (155, 468675766), (310, 234337883), (403, 180259910), (806, 90129955), (2015, 36051982), (4030, 18025991)]