65738260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{941}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 158256000

約数和(自身を除く): 92517740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 941, 998, 1882, 1996, 2495, 3493, 3764, 4705, 4990, 6587, 6986, 9410, 9980, 13174, 13972, 17465, 18820, 26348, 32935, 34930, 65870, 69860, 131740, 469559, 939118, 1878236, 2347795, 3286913, 4695590, 6573826, 9391180, 13147652, 16434565, 32869130, 65738260]

約数ペア:

[(1, 65738260), (2, 32869130), (4, 16434565), (5, 13147652), (7, 9391180), (10, 6573826), (14, 4695590), (20, 3286913), (28, 2347795), (35, 1878236), (70, 939118), (140, 469559), (499, 131740), (941, 69860), (998, 65870), (1882, 34930), (1996, 32935), (2495, 26348), (3493, 18820), (3764, 17465), (4705, 13972), (4990, 13174), (6587, 9980), (6986, 9410)]