72431710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{42859}}^1$

素因数の和:42892

約数の個数: 24

約数和(自身を含む): 141180840

約数和(自身を除く): 68749130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 42859, 85718, 214295, 428590, 557167, 1114334, 2785835, 5571670, 7243171, 14486342, 36215855, 72431710]

約数ペア:

[(1, 72431710), (2, 36215855), (5, 14486342), (10, 7243171), (13, 5571670), (26, 2785835), (65, 1114334), (130, 557167), (169, 428590), (338, 214295), (845, 85718), (1690, 42859)]