78950680

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12109}}^1$

素因数の和:12283

約数の個数: 32

約数和(自身を含む): 178743600

約数和(自身を除く): 99792920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 12109, 24218, 48436, 60545, 96872, 121090, 242180, 484360, 1973767, 3947534, 7895068, 9868835, 15790136, 19737670, 39475340, 78950680]

約数ペア:

[(1, 78950680), (2, 39475340), (4, 19737670), (5, 15790136), (8, 9868835), (10, 7895068), (20, 3947534), (40, 1973767), (163, 484360), (326, 242180), (652, 121090), (815, 96872), (1304, 60545), (1630, 48436), (3260, 24218), (6520, 12109)]