61387640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{32653}}^1$

素因数の和:32711

約数の個数: 32

約数和(自身を含む): 141065280

約数和(自身を除く): 79677640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 32653, 65306, 130612, 163265, 261224, 326530, 653060, 1306120, 1534691, 3069382, 6138764, 7673455, 12277528, 15346910, 30693820, 61387640]

約数ペア:

[(1, 61387640), (2, 30693820), (4, 15346910), (5, 12277528), (8, 7673455), (10, 6138764), (20, 3069382), (40, 1534691), (47, 1306120), (94, 653060), (188, 326530), (235, 261224), (376, 163265), (470, 130612), (940, 65306), (1880, 32653)]