490390211585

素因数分解:

$5^1\times {\mathrm{499}}^1\times {\mathrm{1579}}^1\times {\mathrm{124477}}^1$

素因数の和:126560

約数の個数: 16

約数和(自身を含む): 590025720000

約数和(自身を除く): 99635508415

約数列:

[1, 5, 499, 1579, 2495, 7895, 124477, 622385, 787921, 3939605, 62114023, 196549183, 310570115, 982745915, 98078042317, 490390211585]

約数ペア:

[(1, 490390211585), (5, 98078042317), (499, 982745915), (1579, 310570115), (2495, 196549183), (7895, 62114023), (124477, 3939605), (622385, 787921)]