51102640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22027}}^1$

素因数の和:22069

約数の個数: 40

約数和(自身を含む): 122916240

約数和(自身を除く): 71813600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 22027, 44054, 88108, 110135, 176216, 220270, 352432, 440540, 638783, 881080, 1277566, 1762160, 2555132, 3193915, 5110264, 6387830, 10220528, 12775660, 25551320, 51102640]

約数ペア:

[(1, 51102640), (2, 25551320), (4, 12775660), (5, 10220528), (8, 6387830), (10, 5110264), (16, 3193915), (20, 2555132), (29, 1762160), (40, 1277566), (58, 881080), (80, 638783), (116, 440540), (145, 352432), (232, 220270), (290, 176216), (464, 110135), (580, 88108), (1160, 44054), (2320, 22027)]