20053875

素因数分解:

$3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 34032960

約数和(自身を除く): 13979085

約数列:

[1, 3, 5, 15, 25, 53, 75, 125, 159, 265, 375, 795, 1009, 1325, 3027, 3975, 5045, 6625, 15135, 19875, 25225, 53477, 75675, 126125, 160431, 267385, 378375, 802155, 1336925, 4010775, 6684625, 20053875]

約数ペア:

[(1, 20053875), (3, 6684625), (5, 4010775), (15, 1336925), (25, 802155), (53, 378375), (75, 267385), (125, 160431), (159, 126125), (265, 75675), (375, 53477), (795, 25225), (1009, 19875), (1325, 15135), (3027, 6625), (3975, 5045)]