66329260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 142545312

約数和(自身を除く): 76216052

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 181, 251, 292, 362, 365, 502, 724, 730, 905, 1004, 1255, 1460, 1810, 2510, 3620, 5020, 13213, 18323, 26426, 36646, 45431, 52852, 66065, 73292, 90862, 91615, 132130, 181724, 183230, 227155, 264260, 366460, 454310, 908620, 3316463, 6632926, 13265852, 16582315, 33164630, 66329260]

約数ペア:

[(1, 66329260), (2, 33164630), (4, 16582315), (5, 13265852), (10, 6632926), (20, 3316463), (73, 908620), (146, 454310), (181, 366460), (251, 264260), (292, 227155), (362, 183230), (365, 181724), (502, 132130), (724, 91615), (730, 90862), (905, 73292), (1004, 66065), (1255, 52852), (1460, 45431), (1810, 36646), (2510, 26426), (3620, 18323), (5020, 13213)]