79987760

素因数分解:

$2^4\times 5^1\times {\mathrm{467}}^1\times {\mathrm{2141}}^1$

素因数の和:2621

約数の個数: 40

約数和(自身を含む): 186456816

約数和(自身を除く): 106469056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 467, 934, 1868, 2141, 2335, 3736, 4282, 4670, 7472, 8564, 9340, 10705, 17128, 18680, 21410, 34256, 37360, 42820, 85640, 171280, 999847, 1999694, 3999388, 4999235, 7998776, 9998470, 15997552, 19996940, 39993880, 79987760]

約数ペア:

[(1, 79987760), (2, 39993880), (4, 19996940), (5, 15997552), (8, 9998470), (10, 7998776), (16, 4999235), (20, 3999388), (40, 1999694), (80, 999847), (467, 171280), (934, 85640), (1868, 42820), (2141, 37360), (2335, 34256), (3736, 21410), (4282, 18680), (4670, 17128), (7472, 10705), (8564, 9340)]