55228125

素因数分解:

$3^1\times 5^5\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 94868928

約数和(自身を除く): 39640803

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 137, 215, 375, 411, 625, 645, 685, 1075, 1875, 2055, 3125, 3225, 3425, 5375, 5891, 9375, 10275, 16125, 17125, 17673, 26875, 29455, 51375, 80625, 85625, 88365, 134375, 147275, 256875, 403125, 428125, 441825, 736375, 1284375, 2209125, 3681875, 11045625, 18409375, 55228125]

約数ペア:

[(1, 55228125), (3, 18409375), (5, 11045625), (15, 3681875), (25, 2209125), (43, 1284375), (75, 736375), (125, 441825), (129, 428125), (137, 403125), (215, 256875), (375, 147275), (411, 134375), (625, 88365), (645, 85625), (685, 80625), (1075, 51375), (1875, 29455), (2055, 26875), (3125, 17673), (3225, 17125), (3425, 16125), (5375, 10275), (5891, 9375)]