8506875

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 15307600

約数和(自身を除く): 6800725

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 349, 375, 625, 975, 1047, 1625, 1745, 1875, 4537, 4875, 5235, 8125, 8725, 13611, 22685, 24375, 26175, 43625, 68055, 113425, 130875, 218125, 340275, 567125, 654375, 1701375, 2835625, 8506875]

約数ペア:

[(1, 8506875), (3, 2835625), (5, 1701375), (13, 654375), (15, 567125), (25, 340275), (39, 218125), (65, 130875), (75, 113425), (125, 68055), (195, 43625), (325, 26175), (349, 24375), (375, 22685), (625, 13611), (975, 8725), (1047, 8125), (1625, 5235), (1745, 4875), (1875, 4537)]