200828225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 286981632

約数和(自身を除く): 86153407

約数列:

[1, 5, 13, 17, 25, 65, 85, 163, 221, 223, 325, 425, 815, 1105, 1115, 2119, 2771, 2899, 3791, 4075, 5525, 5575, 10595, 13855, 14495, 18955, 36023, 36349, 49283, 52975, 69275, 72475, 94775, 180115, 181745, 246415, 472537, 617933, 900575, 908725, 1232075, 2362685, 3089665, 8033129, 11813425, 15448325, 40165645, 200828225]

約数ペア:

[(1, 200828225), (5, 40165645), (13, 15448325), (17, 11813425), (25, 8033129), (65, 3089665), (85, 2362685), (163, 1232075), (221, 908725), (223, 900575), (325, 617933), (425, 472537), (815, 246415), (1105, 181745), (1115, 180115), (2119, 94775), (2771, 72475), (2899, 69275), (3791, 52975), (4075, 49283), (5525, 36349), (5575, 36023), (10595, 18955), (13855, 14495)]