179889520

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{30803}}^1$

素因数の和:30889

約数の個数: 40

約数和(自身を含む): 423986256

約数和(自身を除く): 244096736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 30803, 61606, 123212, 154015, 246424, 308030, 492848, 616060, 1232120, 2248619, 2464240, 4497238, 8994476, 11243095, 17988952, 22486190, 35977904, 44972380, 89944760, 179889520]

約数ペア:

[(1, 179889520), (2, 89944760), (4, 44972380), (5, 35977904), (8, 22486190), (10, 17988952), (16, 11243095), (20, 8994476), (40, 4497238), (73, 2464240), (80, 2248619), (146, 1232120), (292, 616060), (365, 492848), (584, 308030), (730, 246424), (1168, 154015), (1460, 123212), (2920, 61606), (5840, 30803)]