204555355

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 260947008

約数和(自身を除く): 56391653

約数列:

[1, 5, 41, 53, 67, 205, 265, 281, 335, 1405, 2173, 2747, 3551, 10865, 11521, 13735, 14893, 17755, 18827, 57605, 74465, 94135, 145591, 610613, 727955, 771907, 997831, 3053065, 3859535, 4989155, 40911071, 204555355]

約数ペア:

[(1, 204555355), (5, 40911071), (41, 4989155), (53, 3859535), (67, 3053065), (205, 997831), (265, 771907), (281, 727955), (335, 610613), (1405, 145591), (2173, 94135), (2747, 74465), (3551, 57605), (10865, 18827), (11521, 17755), (13735, 14893)]