292686875

素因数分解:

$5^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:226

約数の個数: 60

約数和(自身を含む): 421908696

約数和(自身を除く): 129221821

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 163, 169, 221, 325, 425, 625, 815, 845, 1105, 1625, 2119, 2125, 2771, 2873, 4075, 4225, 5525, 8125, 10595, 10625, 13855, 14365, 20375, 21125, 27547, 27625, 36023, 52975, 69275, 71825, 101875, 105625, 137735, 138125, 180115, 264875, 346375, 359125, 468299, 688675, 900575, 1324375, 1731875, 1795625, 2341495, 3443375, 4502875, 11707475, 17216875, 22514375, 58537375, 292686875]

約数ペア:

[(1, 292686875), (5, 58537375), (13, 22514375), (17, 17216875), (25, 11707475), (65, 4502875), (85, 3443375), (125, 2341495), (163, 1795625), (169, 1731875), (221, 1324375), (325, 900575), (425, 688675), (625, 468299), (815, 359125), (845, 346375), (1105, 264875), (1625, 180115), (2119, 138125), (2125, 137735), (2771, 105625), (2873, 101875), (4075, 71825), (4225, 69275), (5525, 52975), (8125, 36023), (10595, 27625), (10625, 27547), (13855, 21125), (14365, 20375)]