51795640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99607}}^1$

素因数の和:99631

約数の個数: 32

約数和(自身を含む): 125506080

約数和(自身を除く): 73710440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 99607, 199214, 398428, 498035, 796856, 996070, 1294891, 1992140, 2589782, 3984280, 5179564, 6474455, 10359128, 12948910, 25897820, 51795640]

約数ペア:

[(1, 51795640), (2, 25897820), (4, 12948910), (5, 10359128), (8, 6474455), (10, 5179564), (13, 3984280), (20, 2589782), (26, 1992140), (40, 1294891), (52, 996070), (65, 796856), (104, 498035), (130, 398428), (260, 199214), (520, 99607)]