65426180

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{12161}}^1$

素因数の和:12439

約数の個数: 24

約数和(自身を含む): 137917080

約数和(自身を除く): 72490900

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 12161, 24322, 48644, 60805, 121610, 243220, 3271309, 6542618, 13085236, 16356545, 32713090, 65426180]

約数ペア:

[(1, 65426180), (2, 32713090), (4, 16356545), (5, 13085236), (10, 6542618), (20, 3271309), (269, 243220), (538, 121610), (1076, 60805), (1345, 48644), (2690, 24322), (5380, 12161)]