25472018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 64

約数和(自身を含む): 49351680

約数和(自身を除く): 23879662

約数列:

[1, 2, 11, 13, 17, 22, 26, 31, 34, 62, 143, 169, 187, 221, 286, 338, 341, 374, 403, 442, 527, 682, 806, 1054, 1859, 2197, 2431, 2873, 3718, 4394, 4433, 4862, 5239, 5746, 5797, 6851, 8866, 10478, 11594, 13702, 24167, 31603, 37349, 48334, 57629, 63206, 68107, 74698, 75361, 89063, 115258, 136214, 150722, 178126, 410839, 749177, 821678, 979693, 1157819, 1498354, 1959386, 2315638, 12736009, 25472018]

約数ペア:

[(1, 25472018), (2, 12736009), (11, 2315638), (13, 1959386), (17, 1498354), (22, 1157819), (26, 979693), (31, 821678), (34, 749177), (62, 410839), (143, 178126), (169, 150722), (187, 136214), (221, 115258), (286, 89063), (338, 75361), (341, 74698), (374, 68107), (403, 63206), (442, 57629), (527, 48334), (682, 37349), (806, 31603), (1054, 24167), (1859, 13702), (2197, 11594), (2431, 10478), (2873, 8866), (3718, 6851), (4394, 5797), (4433, 5746), (4862, 5239)]