25430540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41017}}^1$

素因数の和:41057

約数の個数: 24

約数和(自身を含む): 55128192

約数和(自身を除く): 29697652

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 41017, 82034, 164068, 205085, 410170, 820340, 1271527, 2543054, 5086108, 6357635, 12715270, 25430540]

約数ペア:

[(1, 25430540), (2, 12715270), (4, 6357635), (5, 5086108), (10, 2543054), (20, 1271527), (31, 820340), (62, 410170), (124, 205085), (155, 164068), (310, 82034), (620, 41017)]