28082788750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{4703}}^1$

素因数の和:5023

約数の個数: 80

約数和(自身を含む): 55944991872

約数和(自身を除く): 27862203122

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 281, 425, 562, 625, 850, 1250, 1405, 2125, 2810, 4250, 4703, 4777, 7025, 9406, 9554, 10625, 14050, 21250, 23515, 23885, 35125, 47030, 47770, 70250, 79951, 117575, 119425, 159902, 175625, 235150, 238850, 351250, 399755, 587875, 597125, 799510, 1175750, 1194250, 1321543, 1998775, 2643086, 2939375, 2985625, 3997550, 5878750, 5971250, 6607715, 9993875, 13215430, 19987750, 22466231, 33038575, 44932462, 49969375, 66077150, 99938750, 112331155, 165192875, 224662310, 330385750, 561655775, 825964375, 1123311550, 1651928750, 2808278875, 5616557750, 14041394375, 28082788750]

約数ペア:

[(1, 28082788750), (2, 14041394375), (5, 5616557750), (10, 2808278875), (17, 1651928750), (25, 1123311550), (34, 825964375), (50, 561655775), (85, 330385750), (125, 224662310), (170, 165192875), (250, 112331155), (281, 99938750), (425, 66077150), (562, 49969375), (625, 44932462), (850, 33038575), (1250, 22466231), (1405, 19987750), (2125, 13215430), (2810, 9993875), (4250, 6607715), (4703, 5971250), (4777, 5878750), (7025, 3997550), (9406, 2985625), (9554, 2939375), (10625, 2643086), (14050, 1998775), (21250, 1321543), (23515, 1194250), (23885, 1175750), (35125, 799510), (47030, 597125), (47770, 587875), (70250, 399755), (79951, 351250), (117575, 238850), (119425, 235150), (159902, 175625)]