8188875

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 15331680

約数和(自身を除く): 7142805

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 125, 145, 225, 251, 261, 375, 435, 725, 753, 1125, 1255, 1305, 2175, 2259, 3625, 3765, 6275, 6525, 7279, 10875, 11295, 18825, 21837, 31375, 32625, 36395, 56475, 65511, 94125, 109185, 181975, 282375, 327555, 545925, 909875, 1637775, 2729625, 8188875]

約数ペア:

[(1, 8188875), (3, 2729625), (5, 1637775), (9, 909875), (15, 545925), (25, 327555), (29, 282375), (45, 181975), (75, 109185), (87, 94125), (125, 65511), (145, 56475), (225, 36395), (251, 32625), (261, 31375), (375, 21837), (435, 18825), (725, 11295), (753, 10875), (1125, 7279), (1255, 6525), (1305, 6275), (2175, 3765), (2259, 3625)]