256218190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{5107}}^1$

素因数の和:5316

約数の個数: 32

約数和(自身を含む): 479947680

約数和(自身を除く): 223729490

約数列:

[1, 2, 5, 10, 29, 58, 145, 173, 290, 346, 865, 1730, 5017, 5107, 10034, 10214, 25085, 25535, 50170, 51070, 148103, 296206, 740515, 883511, 1481030, 1767022, 4417555, 8835110, 25621819, 51243638, 128109095, 256218190]

約数ペア:

[(1, 256218190), (2, 128109095), (5, 51243638), (10, 25621819), (29, 8835110), (58, 4417555), (145, 1767022), (173, 1481030), (290, 883511), (346, 740515), (865, 296206), (1730, 148103), (5017, 51070), (5107, 50170), (10034, 25535), (10214, 25085)]