84816680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163109}}^1$

素因数の和:163133

約数の個数: 32

約数和(自身を含む): 205518600

約数和(自身を除く): 120701920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 163109, 326218, 652436, 815545, 1304872, 1631090, 2120417, 3262180, 4240834, 6524360, 8481668, 10602085, 16963336, 21204170, 42408340, 84816680]

約数ペア:

[(1, 84816680), (2, 42408340), (4, 21204170), (5, 16963336), (8, 10602085), (10, 8481668), (13, 6524360), (20, 4240834), (26, 3262180), (40, 2120417), (52, 1631090), (65, 1304872), (104, 815545), (130, 652436), (260, 326218), (520, 163109)]