70780520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{104089}}^1$

素因数の和:104117

約数の個数: 32

約数和(自身を含む): 168625800

約数和(自身を除く): 97845280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 104089, 208178, 416356, 520445, 832712, 1040890, 1769513, 2081780, 3539026, 4163560, 7078052, 8847565, 14156104, 17695130, 35390260, 70780520]

約数ペア:

[(1, 70780520), (2, 35390260), (4, 17695130), (5, 14156104), (8, 8847565), (10, 7078052), (17, 4163560), (20, 3539026), (34, 2081780), (40, 1769513), (68, 1040890), (85, 832712), (136, 520445), (170, 416356), (340, 208178), (680, 104089)]