71821600

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5281}}^1$

素因数の和:5318

約数の個数: 72

約数和(自身を含む): 185683428

約数和(自身を除く): 113861828

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1700, 2720, 3400, 5281, 6800, 10562, 13600, 21124, 26405, 42248, 52810, 84496, 89777, 105620, 132025, 168992, 179554, 211240, 264050, 359108, 422480, 448885, 528100, 718216, 844960, 897770, 1056200, 1436432, 1795540, 2112400, 2244425, 2872864, 3591080, 4224800, 4488850, 7182160, 8977700, 14364320, 17955400, 35910800, 71821600]

約数ペア:

[(1, 71821600), (2, 35910800), (4, 17955400), (5, 14364320), (8, 8977700), (10, 7182160), (16, 4488850), (17, 4224800), (20, 3591080), (25, 2872864), (32, 2244425), (34, 2112400), (40, 1795540), (50, 1436432), (68, 1056200), (80, 897770), (85, 844960), (100, 718216), (136, 528100), (160, 448885), (170, 422480), (200, 359108), (272, 264050), (340, 211240), (400, 179554), (425, 168992), (544, 132025), (680, 105620), (800, 89777), (850, 84496), (1360, 52810), (1700, 42248), (2720, 26405), (3400, 21124), (5281, 13600), (6800, 10562)]