157816969990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1\times {\mathrm{86131}}^1$

素因数の和:86329

約数の個数: 48

約数和(自身を含む): 293842763280

約数和(自身を除く): 136025793290

約数列:

[1, 2, 5, 10, 41, 82, 109, 205, 218, 410, 545, 1090, 1681, 3362, 4469, 8405, 8938, 16810, 22345, 44690, 86131, 172262, 183229, 366458, 430655, 861310, 916145, 1832290, 3531371, 7062742, 9388279, 17656855, 18776558, 35313710, 46941395, 93882790, 144786211, 289572422, 384919439, 723931055, 769838878, 1447862110, 1924597195, 3849194390, 15781696999, 31563393998, 78908484995, 157816969990]

約数ペア:

[(1, 157816969990), (2, 78908484995), (5, 31563393998), (10, 15781696999), (41, 3849194390), (82, 1924597195), (109, 1447862110), (205, 769838878), (218, 723931055), (410, 384919439), (545, 289572422), (1090, 144786211), (1681, 93882790), (3362, 46941395), (4469, 35313710), (8405, 18776558), (8938, 17656855), (16810, 9388279), (22345, 7062742), (44690, 3531371), (86131, 1832290), (172262, 916145), (183229, 861310), (366458, 430655)]