866897645

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 1087279200

約数和(自身を除く): 220381555

約数列:

[1, 5, 41, 101, 149, 205, 281, 505, 745, 1405, 4141, 6109, 11521, 15049, 20705, 28381, 30545, 41869, 57605, 75245, 141905, 209345, 617009, 1163621, 1716629, 3085045, 4228769, 5818105, 8583145, 21143845, 173379529, 866897645]

約数ペア:

[(1, 866897645), (5, 173379529), (41, 21143845), (101, 8583145), (149, 5818105), (205, 4228769), (281, 3085045), (505, 1716629), (745, 1163621), (1405, 617009), (4141, 209345), (6109, 141905), (11521, 75245), (15049, 57605), (20705, 41869), (28381, 30545)]