158641945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3851}}^1$

素因数の和:3981

約数の個数: 32

約数和(自身を含む): 239625216

約数和(自身を除く): 80983271

約数列:

[1, 5, 7, 11, 35, 55, 77, 107, 385, 535, 749, 1177, 3745, 3851, 5885, 8239, 19255, 26957, 41195, 42361, 134785, 211805, 296527, 412057, 1482635, 2060285, 2884399, 4532627, 14421995, 22663135, 31728389, 158641945]

約数ペア:

[(1, 158641945), (5, 31728389), (7, 22663135), (11, 14421995), (35, 4532627), (55, 2884399), (77, 2060285), (107, 1482635), (385, 412057), (535, 296527), (749, 211805), (1177, 134785), (3745, 42361), (3851, 41195), (5885, 26957), (8239, 19255)]