66551200

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2029}}^1$

素因数の和:2090

約数の個数: 72

約数和(自身を含む): 166512780

約数和(自身を除く): 99961580

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, 2029, 2050, 3280, 4058, 4100, 6560, 8116, 8200, 10145, 16232, 16400, 20290, 32464, 32800, 40580, 50725, 64928, 81160, 83189, 101450, 162320, 166378, 202900, 324640, 332756, 405800, 415945, 665512, 811600, 831890, 1331024, 1623200, 1663780, 2079725, 2662048, 3327560, 4159450, 6655120, 8318900, 13310240, 16637800, 33275600, 66551200]

約数ペア:

[(1, 66551200), (2, 33275600), (4, 16637800), (5, 13310240), (8, 8318900), (10, 6655120), (16, 4159450), (20, 3327560), (25, 2662048), (32, 2079725), (40, 1663780), (41, 1623200), (50, 1331024), (80, 831890), (82, 811600), (100, 665512), (160, 415945), (164, 405800), (200, 332756), (205, 324640), (328, 202900), (400, 166378), (410, 162320), (656, 101450), (800, 83189), (820, 81160), (1025, 64928), (1312, 50725), (1640, 40580), (2029, 32800), (2050, 32464), (3280, 20290), (4058, 16400), (4100, 16232), (6560, 10145), (8116, 8200)]