42578320

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{3187}}^1$

素因数の和:3367

約数の個数: 40

約数和(自身を含む): 99618624

約数和(自身を除く): 57040304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3187, 3340, 6374, 6680, 12748, 13360, 15935, 25496, 31870, 50992, 63740, 127480, 254960, 532229, 1064458, 2128916, 2661145, 4257832, 5322290, 8515664, 10644580, 21289160, 42578320]

約数ペア:

[(1, 42578320), (2, 21289160), (4, 10644580), (5, 8515664), (8, 5322290), (10, 4257832), (16, 2661145), (20, 2128916), (40, 1064458), (80, 532229), (167, 254960), (334, 127480), (668, 63740), (835, 50992), (1336, 31870), (1670, 25496), (2672, 15935), (3187, 13360), (3340, 12748), (6374, 6680)]