77678570

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1097}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 143328528

約数和(自身を除く): 65649958

約数列:

[1, 2, 5, 10, 73, 97, 146, 194, 365, 485, 730, 970, 1097, 2194, 5485, 7081, 10970, 14162, 35405, 70810, 80081, 106409, 160162, 212818, 400405, 532045, 800810, 1064090, 7767857, 15535714, 38839285, 77678570]

約数ペア:

[(1, 77678570), (2, 38839285), (5, 15535714), (10, 7767857), (73, 1064090), (97, 800810), (146, 532045), (194, 400405), (365, 212818), (485, 160162), (730, 106409), (970, 80081), (1097, 70810), (2194, 35405), (5485, 14162), (7081, 10970)]