72813890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{22543}}^1$

素因数の和:22586

約数の個数: 32

約数和(自身を含む): 146085120

約数和(自身を除く): 73271230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 22543, 45086, 112715, 225430, 383231, 428317, 766462, 856634, 1916155, 2141585, 3832310, 4283170, 7281389, 14562778, 36406945, 72813890]

約数ペア:

[(1, 72813890), (2, 36406945), (5, 14562778), (10, 7281389), (17, 4283170), (19, 3832310), (34, 2141585), (38, 1916155), (85, 856634), (95, 766462), (170, 428317), (190, 383231), (323, 225430), (646, 112715), (1615, 45086), (3230, 22543)]