2109013625

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 2835206400

約数和(自身を除く): 726192775

約数列:

[1, 5, 17, 25, 79, 85, 125, 289, 395, 425, 739, 1343, 1445, 1975, 2125, 3695, 6715, 7225, 9875, 12563, 18475, 22831, 33575, 36125, 58381, 62815, 92375, 114155, 167875, 213571, 291905, 314075, 570775, 992477, 1067855, 1459525, 1570375, 2853875, 4962385, 5339275, 7297625, 16872109, 24811925, 26696375, 84360545, 124059625, 421802725, 2109013625]

約数ペア:

[(1, 2109013625), (5, 421802725), (17, 124059625), (25, 84360545), (79, 26696375), (85, 24811925), (125, 16872109), (289, 7297625), (395, 5339275), (425, 4962385), (739, 2853875), (1343, 1570375), (1445, 1459525), (1975, 1067855), (2125, 992477), (3695, 570775), (6715, 314075), (7225, 291905), (9875, 213571), (12563, 167875), (18475, 114155), (22831, 92375), (33575, 62815), (36125, 58381)]