81915528

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{64399}}^1$

素因数の和:64461

約数の個数: 32

約数和(自身を含む): 208656000

約数和(自身を除く): 126740472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 64399, 128798, 193197, 257596, 386394, 515192, 772788, 1545576, 3413147, 6826294, 10239441, 13652588, 20478882, 27305176, 40957764, 81915528]

約数ペア:

[(1, 81915528), (2, 40957764), (3, 27305176), (4, 20478882), (6, 13652588), (8, 10239441), (12, 6826294), (24, 3413147), (53, 1545576), (106, 772788), (159, 515192), (212, 386394), (318, 257596), (424, 193197), (636, 128798), (1272, 64399)]