159486640

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{3541}}^1$

素因数の和:4117

約数の個数: 40

約数和(自身を含む): 371569968

約数和(自身を除く): 212083328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 2252, 2815, 3541, 4504, 5630, 7082, 9008, 11260, 14164, 17705, 22520, 28328, 35410, 45040, 56656, 70820, 141640, 283280, 1993583, 3987166, 7974332, 9967915, 15948664, 19935830, 31897328, 39871660, 79743320, 159486640]

約数ペア:

[(1, 159486640), (2, 79743320), (4, 39871660), (5, 31897328), (8, 19935830), (10, 15948664), (16, 9967915), (20, 7974332), (40, 3987166), (80, 1993583), (563, 283280), (1126, 141640), (2252, 70820), (2815, 56656), (3541, 45040), (4504, 35410), (5630, 28328), (7082, 22520), (9008, 17705), (11260, 14164)]