72597290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2111}}^1$

素因数の和:2318

約数の個数: 32

約数和(自身を含む): 138378240

約数和(自身を除く): 65780950

約数列:

[1, 2, 5, 10, 19, 38, 95, 181, 190, 362, 905, 1810, 2111, 3439, 4222, 6878, 10555, 17195, 21110, 34390, 40109, 80218, 200545, 382091, 401090, 764182, 1910455, 3820910, 7259729, 14519458, 36298645, 72597290]

約数ペア:

[(1, 72597290), (2, 36298645), (5, 14519458), (10, 7259729), (19, 3820910), (38, 1910455), (95, 764182), (181, 401090), (190, 382091), (362, 200545), (905, 80218), (1810, 40109), (2111, 34390), (3439, 21110), (4222, 17195), (6878, 10555)]