25000580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5981}}^1$

素因数の和:6020

約数の個数: 48

約数和(自身を含む): 60298560

約数和(自身を除く): 35297980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 5981, 11962, 23924, 29905, 59810, 65791, 113639, 119620, 131582, 227278, 263164, 328955, 454556, 568195, 657910, 1136390, 1250029, 1315820, 2272780, 2500058, 5000116, 6250145, 12500290, 25000580]

約数ペア:

[(1, 25000580), (2, 12500290), (4, 6250145), (5, 5000116), (10, 2500058), (11, 2272780), (19, 1315820), (20, 1250029), (22, 1136390), (38, 657910), (44, 568195), (55, 454556), (76, 328955), (95, 263164), (110, 227278), (190, 131582), (209, 119620), (220, 113639), (380, 65791), (418, 59810), (836, 29905), (1045, 23924), (2090, 11962), (4180, 5981)]