12919525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 17186400

約数和(自身を除く): 4266875

約数列:

[1, 5, 19, 25, 59, 95, 295, 461, 475, 1121, 1475, 2305, 5605, 8759, 11525, 27199, 28025, 43795, 135995, 218975, 516781, 679975, 2583905, 12919525]

約数ペア:

[(1, 12919525), (5, 2583905), (19, 679975), (25, 516781), (59, 218975), (95, 135995), (295, 43795), (461, 28025), (475, 27199), (1121, 11525), (1475, 8759), (2305, 5605)]