64120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 165600

約数和(自身を除く): 101480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2290, 3206, 4580, 6412, 8015, 9160, 12824, 16030, 32060, 64120]

約数ペア:

[(1, 64120), (2, 32060), (4, 16030), (5, 12824), (7, 9160), (8, 8015), (10, 6412), (14, 4580), (20, 3206), (28, 2290), (35, 1832), (40, 1603), (56, 1145), (70, 916), (140, 458), (229, 280)]