51642475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 73209600

約数和(自身を除く): 21567125

約数列:

[1, 5, 19, 23, 25, 29, 95, 115, 145, 163, 437, 475, 551, 575, 667, 725, 815, 2185, 2755, 3097, 3335, 3749, 4075, 4727, 10925, 12673, 13775, 15485, 16675, 18745, 23635, 63365, 71231, 77425, 89813, 93725, 108721, 118175, 316825, 356155, 449065, 543605, 1780775, 2065699, 2245325, 2718025, 10328495, 51642475]

約数ペア:

[(1, 51642475), (5, 10328495), (19, 2718025), (23, 2245325), (25, 2065699), (29, 1780775), (95, 543605), (115, 449065), (145, 356155), (163, 316825), (437, 118175), (475, 108721), (551, 93725), (575, 89813), (667, 77425), (725, 71231), (815, 63365), (2185, 23635), (2755, 18745), (3097, 16675), (3335, 15485), (3749, 13775), (4075, 12673), (4727, 10925)]