166380020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{4751}}^1$

素因数の和:4880

約数の個数: 48

約数和(自身を含む): 373621248

約数和(自身を除く): 207241228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 412, 515, 1030, 1751, 2060, 3502, 4751, 7004, 8755, 9502, 17510, 19004, 23755, 35020, 47510, 80767, 95020, 161534, 323068, 403835, 489353, 807670, 978706, 1615340, 1957412, 2446765, 4893530, 8319001, 9787060, 16638002, 33276004, 41595005, 83190010, 166380020]

約数ペア:

[(1, 166380020), (2, 83190010), (4, 41595005), (5, 33276004), (10, 16638002), (17, 9787060), (20, 8319001), (34, 4893530), (68, 2446765), (85, 1957412), (103, 1615340), (170, 978706), (206, 807670), (340, 489353), (412, 403835), (515, 323068), (1030, 161534), (1751, 95020), (2060, 80767), (3502, 47510), (4751, 35020), (7004, 23755), (8755, 19004), (9502, 17510)]