198390875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 263477760

約数和(自身を除く): 65086885

約数列:

[1, 5, 19, 25, 95, 103, 125, 475, 515, 811, 1957, 2375, 2575, 4055, 9785, 12875, 15409, 20275, 48925, 77045, 83533, 101375, 244625, 385225, 417665, 1587127, 1926125, 2088325, 7935635, 10441625, 39678175, 198390875]

約数ペア:

[(1, 198390875), (5, 39678175), (19, 10441625), (25, 7935635), (95, 2088325), (103, 1926125), (125, 1587127), (475, 417665), (515, 385225), (811, 244625), (1957, 101375), (2375, 83533), (2575, 77045), (4055, 48925), (9785, 20275), (12875, 15409)]