25213240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48487}}^1$

素因数の和:48511

約数の個数: 32

約数和(自身を含む): 61094880

約数和(自身を除く): 35881640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48487, 96974, 193948, 242435, 387896, 484870, 630331, 969740, 1260662, 1939480, 2521324, 3151655, 5042648, 6303310, 12606620, 25213240]

約数ペア:

[(1, 25213240), (2, 12606620), (4, 6303310), (5, 5042648), (8, 3151655), (10, 2521324), (13, 1939480), (20, 1260662), (26, 969740), (40, 630331), (52, 484870), (65, 387896), (104, 242435), (130, 193948), (260, 96974), (520, 48487)]