77318680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26479}}^1$

素因数の和:26563

約数の個数: 32

約数和(自身を含む): 176356800

約数和(自身を除く): 99038120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 26479, 52958, 105916, 132395, 211832, 264790, 529580, 1059160, 1932967, 3865934, 7731868, 9664835, 15463736, 19329670, 38659340, 77318680]

約数ペア:

[(1, 77318680), (2, 38659340), (4, 19329670), (5, 15463736), (8, 9664835), (10, 7731868), (20, 3865934), (40, 1932967), (73, 1059160), (146, 529580), (292, 264790), (365, 211832), (584, 132395), (730, 105916), (1460, 52958), (2920, 26479)]