154559990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{3137}}^1$

素因数の和:3536

約数の個数: 32

約数和(自身を含む): 300494880

約数和(自身を除く): 145934890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 379, 758, 1895, 3137, 3790, 4927, 6274, 9854, 15685, 24635, 31370, 40781, 49270, 81562, 203905, 407810, 1188923, 2377846, 5944615, 11889230, 15455999, 30911998, 77279995, 154559990]

約数ペア:

[(1, 154559990), (2, 77279995), (5, 30911998), (10, 15455999), (13, 11889230), (26, 5944615), (65, 2377846), (130, 1188923), (379, 407810), (758, 203905), (1895, 81562), (3137, 49270), (3790, 40781), (4927, 31370), (6274, 24635), (9854, 15685)]