74968565

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 106402560

約数和(自身を除く): 31433995

約数列:

[1, 5, 7, 35, 43, 109, 215, 301, 457, 545, 763, 1505, 2285, 3199, 3815, 4687, 15995, 19651, 23435, 32809, 49813, 98255, 137557, 164045, 249065, 348691, 687785, 1743455, 2141959, 10709795, 14993713, 74968565]

約数ペア:

[(1, 74968565), (5, 14993713), (7, 10709795), (35, 2141959), (43, 1743455), (109, 687785), (215, 348691), (301, 249065), (457, 164045), (545, 137557), (763, 98255), (1505, 49813), (2285, 32809), (3199, 23435), (3815, 19651), (4687, 15995)]