25516432

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:547

約数の個数: 40

約数和(自身を含む): 51293592

約数和(自身を除く): 25777160

約数列:

[1, 2, 4, 8, 16, 41, 82, 97, 164, 194, 328, 388, 401, 656, 776, 802, 1552, 1604, 3208, 3977, 6416, 7954, 15908, 16441, 31816, 32882, 38897, 63632, 65764, 77794, 131528, 155588, 263056, 311176, 622352, 1594777, 3189554, 6379108, 12758216, 25516432]

約数ペア:

[(1, 25516432), (2, 12758216), (4, 6379108), (8, 3189554), (16, 1594777), (41, 622352), (82, 311176), (97, 263056), (164, 155588), (194, 131528), (328, 77794), (388, 65764), (401, 63632), (656, 38897), (776, 32882), (802, 31816), (1552, 16441), (1604, 15908), (3208, 7954), (3977, 6416)]