77161420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5351}}^1$

素因数の和:5470

約数の個数: 48

約数和(自身を含む): 187020288

約数和(自身を除く): 109858868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 5351, 7210, 10702, 14420, 21404, 26755, 37457, 53510, 74914, 107020, 149828, 187285, 374570, 551153, 749140, 1102306, 2204612, 2755765, 3858071, 5511530, 7716142, 11023060, 15432284, 19290355, 38580710, 77161420]

約数ペア:

[(1, 77161420), (2, 38580710), (4, 19290355), (5, 15432284), (7, 11023060), (10, 7716142), (14, 5511530), (20, 3858071), (28, 2755765), (35, 2204612), (70, 1102306), (103, 749140), (140, 551153), (206, 374570), (412, 187285), (515, 149828), (721, 107020), (1030, 74914), (1442, 53510), (2060, 37457), (2884, 26755), (3605, 21404), (5351, 14420), (7210, 10702)]