80128240

素因数分解:

$2^4\times 5^1\times {\mathrm{953}}^1\times {\mathrm{1051}}^1$

素因数の和:2017

約数の個数: 40

約数和(自身を含む): 186671088

約数和(自身を除く): 106542848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 953, 1051, 1906, 2102, 3812, 4204, 4765, 5255, 7624, 8408, 9530, 10510, 15248, 16816, 19060, 21020, 38120, 42040, 76240, 84080, 1001603, 2003206, 4006412, 5008015, 8012824, 10016030, 16025648, 20032060, 40064120, 80128240]

約数ペア:

[(1, 80128240), (2, 40064120), (4, 20032060), (5, 16025648), (8, 10016030), (10, 8012824), (16, 5008015), (20, 4006412), (40, 2003206), (80, 1001603), (953, 84080), (1051, 76240), (1906, 42040), (2102, 38120), (3812, 21020), (4204, 19060), (4765, 16816), (5255, 15248), (7624, 10510), (8408, 9530)]