79267040

素因数分解:

$2^5\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1009}}^1$

素因数の和:1515

約数の個数: 48

約数和(自身を含む): 187835760

約数和(自身を除く): 108568720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 491, 982, 1009, 1964, 2018, 2455, 3928, 4036, 4910, 5045, 7856, 8072, 9820, 10090, 15712, 16144, 19640, 20180, 32288, 39280, 40360, 78560, 80720, 161440, 495419, 990838, 1981676, 2477095, 3963352, 4954190, 7926704, 9908380, 15853408, 19816760, 39633520, 79267040]

約数ペア:

[(1, 79267040), (2, 39633520), (4, 19816760), (5, 15853408), (8, 9908380), (10, 7926704), (16, 4954190), (20, 3963352), (32, 2477095), (40, 1981676), (80, 990838), (160, 495419), (491, 161440), (982, 80720), (1009, 78560), (1964, 40360), (2018, 39280), (2455, 32288), (3928, 20180), (4036, 19640), (4910, 16144), (5045, 15712), (7856, 10090), (8072, 9820)]