489126875

素因数分解:

$5^4\times {\mathrm{293}}^1\times {\mathrm{2671}}^1$

素因数の和:2984

約数の個数: 20

約数和(自身を含む): 613528608

約数和(自身を除く): 124401733

約数列:

[1, 5, 25, 125, 293, 625, 1465, 2671, 7325, 13355, 36625, 66775, 183125, 333875, 782603, 1669375, 3913015, 19565075, 97825375, 489126875]

約数ペア:

[(1, 489126875), (5, 97825375), (25, 19565075), (125, 3913015), (293, 1669375), (625, 782603), (1465, 333875), (2671, 183125), (7325, 66775), (13355, 36625)]