61000520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{217859}}^1$

素因数の和:217877

約数の個数: 32

約数和(自身を含む): 156859200

約数和(自身を除く): 95858680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 217859, 435718, 871436, 1089295, 1525013, 1742872, 2178590, 3050026, 4357180, 6100052, 7625065, 8714360, 12200104, 15250130, 30500260, 61000520]

約数ペア:

[(1, 61000520), (2, 30500260), (4, 15250130), (5, 12200104), (7, 8714360), (8, 7625065), (10, 6100052), (14, 4357180), (20, 3050026), (28, 2178590), (35, 1742872), (40, 1525013), (56, 1089295), (70, 871436), (140, 435718), (280, 217859)]