64163260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{458309}}^1$

素因数の和:458325

約数の個数: 24

約数和(自身を含む): 153992160

約数和(自身を除く): 89828900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 458309, 916618, 1833236, 2291545, 3208163, 4583090, 6416326, 9166180, 12832652, 16040815, 32081630, 64163260]

約数ペア:

[(1, 64163260), (2, 32081630), (4, 16040815), (5, 12832652), (7, 9166180), (10, 6416326), (14, 4583090), (20, 3208163), (28, 2291545), (35, 1833236), (70, 916618), (140, 458309)]