51003664

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{40351}}^1$

素因数の和:40438

約数の個数: 20

約数和(自身を含む): 100072960

約数和(自身を除く): 49069296

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 40351, 80702, 161404, 322808, 645616, 3187729, 6375458, 12750916, 25501832, 51003664]

約数ペア:

[(1, 51003664), (2, 25501832), (4, 12750916), (8, 6375458), (16, 3187729), (79, 645616), (158, 322808), (316, 161404), (632, 80702), (1264, 40351)]