520099996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3533}}^1$

素因数の和:3718

約数の個数: 48

約数和(自身を含む): 1038996000

約数和(自身を除く): 518896004

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 149, 247, 298, 494, 596, 988, 1937, 2831, 3533, 3874, 5662, 7066, 7748, 11324, 14132, 36803, 45929, 67127, 73606, 91858, 134254, 147212, 183716, 268508, 526417, 872651, 1052834, 1745302, 2105668, 3490604, 6843421, 10001923, 13686842, 20003846, 27373684, 40007692, 130024999, 260049998, 520099996]

約数ペア:

[(1, 520099996), (2, 260049998), (4, 130024999), (13, 40007692), (19, 27373684), (26, 20003846), (38, 13686842), (52, 10001923), (76, 6843421), (149, 3490604), (247, 2105668), (298, 1745302), (494, 1052834), (596, 872651), (988, 526417), (1937, 268508), (2831, 183716), (3533, 147212), (3874, 134254), (5662, 91858), (7066, 73606), (7748, 67127), (11324, 45929), (14132, 36803)]