231125560

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{73141}}^1$

素因数の和:73231

約数の個数: 32

約数和(自身を含む): 526622400

約数和(自身を除く): 295496840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 73141, 146282, 292564, 365705, 585128, 731410, 1462820, 2925640, 5778139, 11556278, 23112556, 28890695, 46225112, 57781390, 115562780, 231125560]

約数ペア:

[(1, 231125560), (2, 115562780), (4, 57781390), (5, 46225112), (8, 28890695), (10, 23112556), (20, 11556278), (40, 5778139), (79, 2925640), (158, 1462820), (316, 731410), (395, 585128), (632, 365705), (790, 292564), (1580, 146282), (3160, 73141)]