66028640

素因数分解:

$2^5\times 5^1\times {\mathrm{563}}^1\times {\mathrm{733}}^1$

素因数の和:1311

約数の個数: 48

約数和(自身を含む): 156482928

約数和(自身を除く): 90454288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 563, 733, 1126, 1466, 2252, 2815, 2932, 3665, 4504, 5630, 5864, 7330, 9008, 11260, 11728, 14660, 18016, 22520, 23456, 29320, 45040, 58640, 90080, 117280, 412679, 825358, 1650716, 2063395, 3301432, 4126790, 6602864, 8253580, 13205728, 16507160, 33014320, 66028640]

約数ペア:

[(1, 66028640), (2, 33014320), (4, 16507160), (5, 13205728), (8, 8253580), (10, 6602864), (16, 4126790), (20, 3301432), (32, 2063395), (40, 1650716), (80, 825358), (160, 412679), (563, 117280), (733, 90080), (1126, 58640), (1466, 45040), (2252, 29320), (2815, 23456), (2932, 22520), (3665, 18016), (4504, 14660), (5630, 11728), (5864, 11260), (7330, 9008)]