68277040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65651}}^1$

素因数の和:65677

約数の個数: 40

約数和(自身を含む): 170957808

約数和(自身を除く): 102680768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 65651, 131302, 262604, 328255, 525208, 656510, 853463, 1050416, 1313020, 1706926, 2626040, 3413852, 4267315, 5252080, 6827704, 8534630, 13655408, 17069260, 34138520, 68277040]

約数ペア:

[(1, 68277040), (2, 34138520), (4, 17069260), (5, 13655408), (8, 8534630), (10, 6827704), (13, 5252080), (16, 4267315), (20, 3413852), (26, 2626040), (40, 1706926), (52, 1313020), (65, 1050416), (80, 853463), (104, 656510), (130, 525208), (208, 328255), (260, 262604), (520, 131302), (1040, 65651)]