86821600

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2647}}^1$

素因数の和:2708

約数の個数: 72

約数和(自身を含む): 217204848

約数和(自身を除く): 130383248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 1025, 1312, 1640, 2050, 2647, 3280, 4100, 5294, 6560, 8200, 10588, 13235, 16400, 21176, 26470, 32800, 42352, 52940, 66175, 84704, 105880, 108527, 132350, 211760, 217054, 264700, 423520, 434108, 529400, 542635, 868216, 1058800, 1085270, 1736432, 2117600, 2170540, 2713175, 3472864, 4341080, 5426350, 8682160, 10852700, 17364320, 21705400, 43410800, 86821600]

約数ペア:

[(1, 86821600), (2, 43410800), (4, 21705400), (5, 17364320), (8, 10852700), (10, 8682160), (16, 5426350), (20, 4341080), (25, 3472864), (32, 2713175), (40, 2170540), (41, 2117600), (50, 1736432), (80, 1085270), (82, 1058800), (100, 868216), (160, 542635), (164, 529400), (200, 434108), (205, 423520), (328, 264700), (400, 217054), (410, 211760), (656, 132350), (800, 108527), (820, 105880), (1025, 84704), (1312, 66175), (1640, 52940), (2050, 42352), (2647, 32800), (3280, 26470), (4100, 21176), (5294, 16400), (6560, 13235), (8200, 10588)]