131320376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2141}}^1$

素因数の和:2216

約数の個数: 64

約数和(自身を含む): 291483360

約数和(自身を除く): 160162984

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 41, 44, 68, 82, 88, 136, 164, 187, 328, 374, 451, 697, 748, 902, 1394, 1496, 1804, 2141, 2788, 3608, 4282, 5576, 7667, 8564, 15334, 17128, 23551, 30668, 36397, 47102, 61336, 72794, 87781, 94204, 145588, 175562, 188408, 291176, 351124, 400367, 702248, 800734, 965591, 1492277, 1601468, 1931182, 2984554, 3202936, 3862364, 5969108, 7724728, 11938216, 16415047, 32830094, 65660188, 131320376]

約数ペア:

[(1, 131320376), (2, 65660188), (4, 32830094), (8, 16415047), (11, 11938216), (17, 7724728), (22, 5969108), (34, 3862364), (41, 3202936), (44, 2984554), (68, 1931182), (82, 1601468), (88, 1492277), (136, 965591), (164, 800734), (187, 702248), (328, 400367), (374, 351124), (451, 291176), (697, 188408), (748, 175562), (902, 145588), (1394, 94204), (1496, 87781), (1804, 72794), (2141, 61336), (2788, 47102), (3608, 36397), (4282, 30668), (5576, 23551), (7667, 17128), (8564, 15334)]