64216360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123493}}^1$

素因数の和:123517

約数の個数: 32

約数和(自身を含む): 155602440

約数和(自身を除く): 91386080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 123493, 246986, 493972, 617465, 987944, 1234930, 1605409, 2469860, 3210818, 4939720, 6421636, 8027045, 12843272, 16054090, 32108180, 64216360]

約数ペア:

[(1, 64216360), (2, 32108180), (4, 16054090), (5, 12843272), (8, 8027045), (10, 6421636), (13, 4939720), (20, 3210818), (26, 2469860), (40, 1605409), (52, 1234930), (65, 987944), (104, 617465), (130, 493972), (260, 246986), (520, 123493)]