680989595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{4271}}^1$

素因数の和:4523

約数の個数: 32

約数和(自身を含む): 964583424

約数和(自身を除く): 283593829

約数列:

[1, 5, 11, 13, 55, 65, 143, 223, 715, 1115, 2453, 2899, 4271, 12265, 14495, 21355, 31889, 46981, 55523, 159445, 234905, 277615, 610753, 952433, 3053765, 4762165, 10476763, 12381629, 52383815, 61908145, 136197919, 680989595]

約数ペア:

[(1, 680989595), (5, 136197919), (11, 61908145), (13, 52383815), (55, 12381629), (65, 10476763), (143, 4762165), (223, 3053765), (715, 952433), (1115, 610753), (2453, 277615), (2899, 234905), (4271, 159445), (12265, 55523), (14495, 46981), (21355, 31889)]