78895990

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{52249}}^1$

素因数の和:52407

約数の個数: 16

約数和(自身を含む): 142956000

約数和(自身を除く): 64060010

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 52249, 104498, 261245, 522490, 7889599, 15779198, 39447995, 78895990]

約数ペア:

[(1, 78895990), (2, 39447995), (5, 15779198), (10, 7889599), (151, 522490), (302, 261245), (755, 104498), (1510, 52249)]