98491640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{189407}}^1$

素因数の和:189431

約数の個数: 32

約数和(自身を含む): 238654080

約数和(自身を除く): 140162440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 189407, 378814, 757628, 947035, 1515256, 1894070, 2462291, 3788140, 4924582, 7576280, 9849164, 12311455, 19698328, 24622910, 49245820, 98491640]

約数ペア:

[(1, 98491640), (2, 49245820), (4, 24622910), (5, 19698328), (8, 12311455), (10, 9849164), (13, 7576280), (20, 4924582), (26, 3788140), (40, 2462291), (52, 1894070), (65, 1515256), (104, 947035), (130, 757628), (260, 378814), (520, 189407)]