775264520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{188171}}^1$

素因数の和:188285

約数の個数: 32

約数和(自身を含む): 1761289920

約数和(自身を除く): 986025400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 188171, 376342, 752684, 940855, 1505368, 1881710, 3763420, 7526840, 19381613, 38763226, 77526452, 96908065, 155052904, 193816130, 387632260, 775264520]

約数ペア:

[(1, 775264520), (2, 387632260), (4, 193816130), (5, 155052904), (8, 96908065), (10, 77526452), (20, 38763226), (40, 19381613), (103, 7526840), (206, 3763420), (412, 1881710), (515, 1505368), (824, 940855), (1030, 752684), (2060, 376342), (4120, 188171)]