72901270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32987}}^1$

素因数の和:33024

約数の個数: 32

約数和(自身を含む): 149633568

約数和(自身を除く): 76732298

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 32987, 65974, 164935, 329870, 428831, 560779, 857662, 1121558, 2144155, 2803895, 4288310, 5607790, 7290127, 14580254, 36450635, 72901270]

約数ペア:

[(1, 72901270), (2, 36450635), (5, 14580254), (10, 7290127), (13, 5607790), (17, 4288310), (26, 2803895), (34, 2144155), (65, 1121558), (85, 857662), (130, 560779), (170, 428831), (221, 329870), (442, 164935), (1105, 65974), (2210, 32987)]