20172595315

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1\times {\mathrm{4153}}^1$

素因数の和:4567

約数の個数: 32

約数和(自身を含む): 25332753600

約数和(自身を除く): 5160158285

約数列:

[1, 5, 29, 139, 145, 241, 695, 1205, 4031, 4153, 6989, 20155, 20765, 33499, 34945, 120437, 167495, 577267, 602185, 971471, 1000873, 2886335, 4857355, 5004365, 16740743, 29025317, 83703715, 139121347, 145126585, 695606735, 4034519063, 20172595315]

約数ペア:

[(1, 20172595315), (5, 4034519063), (29, 695606735), (139, 145126585), (145, 139121347), (241, 83703715), (695, 29025317), (1205, 16740743), (4031, 5004365), (4153, 4857355), (6989, 2886335), (20155, 1000873), (20765, 971471), (33499, 602185), (34945, 577267), (120437, 167495)]