399425072005

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{887}}^1\times {\mathrm{13681}}^1$

素因数の和:14829

約数の個数: 32

約数和(自身を含む): 498620240640

約数和(自身を除く): 99195168635

約数列:

[1, 5, 29, 145, 227, 887, 1135, 4435, 6583, 13681, 25723, 32915, 68405, 128615, 201349, 396749, 1006745, 1983745, 3105587, 5839121, 12135047, 15527935, 29195605, 60675235, 90062023, 351916363, 450310115, 1759581815, 2754655669, 13773278345, 79885014401, 399425072005]

約数ペア:

[(1, 399425072005), (5, 79885014401), (29, 13773278345), (145, 2754655669), (227, 1759581815), (887, 450310115), (1135, 351916363), (4435, 90062023), (6583, 60675235), (13681, 29195605), (25723, 15527935), (32915, 12135047), (68405, 5839121), (128615, 3105587), (201349, 1983745), (396749, 1006745)]