25699456

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 53978400

約数和(自身を除く): 28278944

約数列:

[1, 2, 4, 8, 16, 32, 41, 59, 64, 82, 83, 118, 128, 164, 166, 236, 328, 332, 472, 656, 664, 944, 1312, 1328, 1888, 2419, 2624, 2656, 3403, 3776, 4838, 4897, 5248, 5312, 6806, 7552, 9676, 9794, 10624, 13612, 19352, 19588, 27224, 38704, 39176, 54448, 77408, 78352, 108896, 154816, 156704, 200777, 217792, 309632, 313408, 401554, 435584, 626816, 803108, 1606216, 3212432, 6424864, 12849728, 25699456]

約数ペア:

[(1, 25699456), (2, 12849728), (4, 6424864), (8, 3212432), (16, 1606216), (32, 803108), (41, 626816), (59, 435584), (64, 401554), (82, 313408), (83, 309632), (118, 217792), (128, 200777), (164, 156704), (166, 154816), (236, 108896), (328, 78352), (332, 77408), (472, 54448), (656, 39176), (664, 38704), (944, 27224), (1312, 19588), (1328, 19352), (1888, 13612), (2419, 10624), (2624, 9794), (2656, 9676), (3403, 7552), (3776, 6806), (4838, 5312), (4897, 5248)]