128220580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{929}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 276232320

約数和(自身を除く): 148011740

約数列:

[1, 2, 4, 5, 10, 20, 67, 103, 134, 206, 268, 335, 412, 515, 670, 929, 1030, 1340, 1858, 2060, 3716, 4645, 6901, 9290, 13802, 18580, 27604, 34505, 62243, 69010, 95687, 124486, 138020, 191374, 248972, 311215, 382748, 478435, 622430, 956870, 1244860, 1913740, 6411029, 12822058, 25644116, 32055145, 64110290, 128220580]

約数ペア:

[(1, 128220580), (2, 64110290), (4, 32055145), (5, 25644116), (10, 12822058), (20, 6411029), (67, 1913740), (103, 1244860), (134, 956870), (206, 622430), (268, 478435), (335, 382748), (412, 311215), (515, 248972), (670, 191374), (929, 138020), (1030, 124486), (1340, 95687), (1858, 69010), (2060, 62243), (3716, 34505), (4645, 27604), (6901, 18580), (9290, 13802)]