25120816

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1063}}^1$

素因数の和:1289

約数の個数: 40

約数和(自身を含む): 55940864

約数和(自身を除く): 30820048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 844, 1063, 1477, 1688, 2126, 2954, 3376, 4252, 5908, 7441, 8504, 11816, 14882, 17008, 23632, 29764, 59528, 119056, 224293, 448586, 897172, 1570051, 1794344, 3140102, 3588688, 6280204, 12560408, 25120816]

約数ペア:

[(1, 25120816), (2, 12560408), (4, 6280204), (7, 3588688), (8, 3140102), (14, 1794344), (16, 1570051), (28, 897172), (56, 448586), (112, 224293), (211, 119056), (422, 59528), (844, 29764), (1063, 23632), (1477, 17008), (1688, 14882), (2126, 11816), (2954, 8504), (3376, 7441), (4252, 5908)]