64389075

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 112254720

約数和(自身を除く): 47865645

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 163, 229, 345, 489, 575, 687, 815, 1145, 1725, 2445, 3435, 3749, 4075, 5267, 5725, 11247, 12225, 15801, 17175, 18745, 26335, 37327, 56235, 79005, 93725, 111981, 131675, 186635, 281175, 395025, 559905, 858521, 933175, 2575563, 2799525, 4292605, 12877815, 21463025, 64389075]

約数ペア:

[(1, 64389075), (3, 21463025), (5, 12877815), (15, 4292605), (23, 2799525), (25, 2575563), (69, 933175), (75, 858521), (115, 559905), (163, 395025), (229, 281175), (345, 186635), (489, 131675), (575, 111981), (687, 93725), (815, 79005), (1145, 56235), (1725, 37327), (2445, 26335), (3435, 18745), (3749, 17175), (4075, 15801), (5267, 12225), (5725, 11247)]