20277178875

素因数分解:

$3^3\times 5^3\times {\mathrm{131}}^1\times {\mathrm{45863}}^1$

素因数の和:46018

約数の個数: 64

約数和(自身を含む): 37777259520

約数和(自身を除く): 17500080645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 131, 135, 225, 375, 393, 655, 675, 1125, 1179, 1965, 3275, 3375, 3537, 5895, 9825, 16375, 17685, 29475, 45863, 49125, 88425, 137589, 147375, 229315, 412767, 442125, 687945, 1146575, 1238301, 2063835, 3439725, 5732875, 6008053, 6191505, 10319175, 17198625, 18024159, 30040265, 30957525, 51595875, 54072477, 90120795, 150201325, 154787625, 162217431, 270362385, 450603975, 751006625, 811087155, 1351811925, 2253019875, 4055435775, 6759059625, 20277178875]

約数ペア:

[(1, 20277178875), (3, 6759059625), (5, 4055435775), (9, 2253019875), (15, 1351811925), (25, 811087155), (27, 751006625), (45, 450603975), (75, 270362385), (125, 162217431), (131, 154787625), (135, 150201325), (225, 90120795), (375, 54072477), (393, 51595875), (655, 30957525), (675, 30040265), (1125, 18024159), (1179, 17198625), (1965, 10319175), (3275, 6191505), (3375, 6008053), (3537, 5732875), (5895, 3439725), (9825, 2063835), (16375, 1238301), (17685, 1146575), (29475, 687945), (45863, 442125), (49125, 412767), (88425, 229315), (137589, 147375)]