201259490

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{144791}}^1$

素因数の和:144937

約数の個数: 16

約数和(自身を含む): 364875840

約数和(自身を除く): 163616350

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 144791, 289582, 723955, 1447910, 20125949, 40251898, 100629745, 201259490]

約数ペア:

[(1, 201259490), (2, 100629745), (5, 40251898), (10, 20125949), (139, 1447910), (278, 723955), (695, 289582), (1390, 144791)]