66558710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2557}}^1$

素因数の和:2720

約数の個数: 32

約数和(自身を含む): 127081440

約数和(自身を除く): 60522730

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 685, 1370, 2557, 2603, 5114, 5206, 12785, 13015, 25570, 26030, 48583, 97166, 242915, 350309, 485830, 700618, 1751545, 3503090, 6655871, 13311742, 33279355, 66558710]

約数ペア:

[(1, 66558710), (2, 33279355), (5, 13311742), (10, 6655871), (19, 3503090), (38, 1751545), (95, 700618), (137, 485830), (190, 350309), (274, 242915), (685, 97166), (1370, 48583), (2557, 26030), (2603, 25570), (5114, 13015), (5206, 12785)]