104347480

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{6571}}^1$

素因数の和:6979

約数の個数: 32

約数和(自身を含む): 235409040

約数和(自身を除く): 131061560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 6571, 7940, 13142, 15880, 26284, 32855, 52568, 65710, 131420, 262840, 2608687, 5217374, 10434748, 13043435, 20869496, 26086870, 52173740, 104347480]

約数ペア:

[(1, 104347480), (2, 52173740), (4, 26086870), (5, 20869496), (8, 13043435), (10, 10434748), (20, 5217374), (40, 2608687), (397, 262840), (794, 131420), (1588, 65710), (1985, 52568), (3176, 32855), (3970, 26284), (6571, 15880), (7940, 13142)]