201922745

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 255999744

約数和(自身を除く): 54076999

約数列:

[1, 5, 41, 73, 103, 131, 205, 365, 515, 655, 2993, 4223, 5371, 7519, 9563, 13493, 14965, 21115, 26855, 37595, 47815, 67465, 308279, 392083, 553213, 984989, 1541395, 1960415, 2766065, 4924945, 40384549, 201922745]

約数ペア:

[(1, 201922745), (5, 40384549), (41, 4924945), (73, 2766065), (103, 1960415), (131, 1541395), (205, 984989), (365, 553213), (515, 392083), (655, 308279), (2993, 67465), (4223, 47815), (5371, 37595), (7519, 26855), (9563, 21115), (13493, 14965)]