79743320

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{3541}}^1$

素因数の和:4115

約数の個数: 32

約数和(自身を含む): 179791920

約数和(自身を除く): 100048600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 3541, 4504, 5630, 7082, 11260, 14164, 17705, 22520, 28328, 35410, 70820, 141640, 1993583, 3987166, 7974332, 9967915, 15948664, 19935830, 39871660, 79743320]

約数ペア:

[(1, 79743320), (2, 39871660), (4, 19935830), (5, 15948664), (8, 9967915), (10, 7974332), (20, 3987166), (40, 1993583), (563, 141640), (1126, 70820), (2252, 35410), (2815, 28328), (3541, 22520), (4504, 17705), (5630, 14164), (7082, 11260)]