201904495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2503}}^1$

素因数の和:2611

約数の個数: 32

約数和(自身を含む): 280167552

約数和(自身を除く): 78263057

約数列:

[1, 5, 13, 17, 65, 73, 85, 221, 365, 949, 1105, 1241, 2503, 4745, 6205, 12515, 16133, 32539, 42551, 80665, 162695, 182719, 212755, 553163, 913595, 2375347, 2765815, 3106223, 11876735, 15531115, 40380899, 201904495]

約数ペア:

[(1, 201904495), (5, 40380899), (13, 15531115), (17, 11876735), (65, 3106223), (73, 2765815), (85, 2375347), (221, 913595), (365, 553163), (949, 212755), (1105, 182719), (1241, 162695), (2503, 80665), (4745, 42551), (6205, 32539), (12515, 16133)]