84243640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162007}}^1$

素因数の和:162031

約数の個数: 32

約数和(自身を含む): 204130080

約数和(自身を除く): 119886440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 162007, 324014, 648028, 810035, 1296056, 1620070, 2106091, 3240140, 4212182, 6480280, 8424364, 10530455, 16848728, 21060910, 42121820, 84243640]

約数ペア:

[(1, 84243640), (2, 42121820), (4, 21060910), (5, 16848728), (8, 10530455), (10, 8424364), (13, 6480280), (20, 4212182), (26, 3240140), (40, 2106091), (52, 1620070), (65, 1296056), (104, 810035), (130, 648028), (260, 324014), (520, 162007)]