81655830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{302429}}^1$

素因数の和:302445

約数の個数: 32

約数和(自身を含む): 217749600

約数和(自身を除く): 136093770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 302429, 604858, 907287, 1512145, 1814574, 2721861, 3024290, 4536435, 5443722, 8165583, 9072870, 13609305, 16331166, 27218610, 40827915, 81655830]

約数ペア:

[(1, 81655830), (2, 40827915), (3, 27218610), (5, 16331166), (6, 13609305), (9, 9072870), (10, 8165583), (15, 5443722), (18, 4536435), (27, 3024290), (30, 2721861), (45, 1814574), (54, 1512145), (90, 907287), (135, 604858), (270, 302429)]