872164915

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 1105606656

約数和(自身を除く): 233441741

約数列:

[1, 5, 41, 43, 163, 205, 215, 607, 815, 1763, 3035, 6683, 7009, 8815, 24887, 26101, 33415, 35045, 98941, 124435, 130505, 287369, 494705, 1070141, 1436845, 4056581, 4254463, 5350705, 20282905, 21272315, 174432983, 872164915]

約数ペア:

[(1, 872164915), (5, 174432983), (41, 21272315), (43, 20282905), (163, 5350705), (205, 4254463), (215, 4056581), (607, 1436845), (815, 1070141), (1763, 494705), (3035, 287369), (6683, 130505), (7009, 124435), (8815, 98941), (24887, 35045), (26101, 33415)]