69878840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{102763}}^1$

素因数の和:102791

約数の個数: 32

約数和(自身を含む): 166477680

約数和(自身を除く): 96598840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 102763, 205526, 411052, 513815, 822104, 1027630, 1746971, 2055260, 3493942, 4110520, 6987884, 8734855, 13975768, 17469710, 34939420, 69878840]

約数ペア:

[(1, 69878840), (2, 34939420), (4, 17469710), (5, 13975768), (8, 8734855), (10, 6987884), (17, 4110520), (20, 3493942), (34, 2055260), (40, 1746971), (68, 1027630), (85, 822104), (136, 513815), (170, 411052), (340, 205526), (680, 102763)]