80803520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{36073}}^1$

素因数の和:36097

約数の個数: 56

約数和(自身を含む): 219907104

約数和(自身を除く): 139103584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 36073, 72146, 144292, 180365, 252511, 288584, 360730, 505022, 577168, 721460, 1010044, 1154336, 1262555, 1442920, 2020088, 2308672, 2525110, 2885840, 4040176, 5050220, 5771680, 8080352, 10100440, 11543360, 16160704, 20200880, 40401760, 80803520]

約数ペア:

[(1, 80803520), (2, 40401760), (4, 20200880), (5, 16160704), (7, 11543360), (8, 10100440), (10, 8080352), (14, 5771680), (16, 5050220), (20, 4040176), (28, 2885840), (32, 2525110), (35, 2308672), (40, 2020088), (56, 1442920), (64, 1262555), (70, 1154336), (80, 1010044), (112, 721460), (140, 577168), (160, 505022), (224, 360730), (280, 288584), (320, 252511), (448, 180365), (560, 144292), (1120, 72146), (2240, 36073)]