25696840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49417}}^1$

素因数の和:49441

約数の個数: 32

約数和(自身を含む): 62266680

約数和(自身を除く): 36569840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49417, 98834, 197668, 247085, 395336, 494170, 642421, 988340, 1284842, 1976680, 2569684, 3212105, 5139368, 6424210, 12848420, 25696840]

約数ペア:

[(1, 25696840), (2, 12848420), (4, 6424210), (5, 5139368), (8, 3212105), (10, 2569684), (13, 1976680), (20, 1284842), (26, 988340), (40, 642421), (52, 494170), (65, 395336), (104, 247085), (130, 197668), (260, 98834), (520, 49417)]