256305245

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^2\times {\mathrm{1063}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 356125056

約数和(自身を除く): 99819811

約数列:

[1, 5, 7, 35, 83, 415, 581, 1063, 2905, 5315, 6889, 7441, 34445, 37205, 48223, 88229, 241115, 441145, 617603, 3088015, 7323007, 36615035, 51261049, 256305245]

約数ペア:

[(1, 256305245), (5, 51261049), (7, 36615035), (35, 7323007), (83, 3088015), (415, 617603), (581, 441145), (1063, 241115), (2905, 88229), (5315, 48223), (6889, 37205), (7441, 34445)]