85988380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{5381}}^1$

素因数の和:5454

約数の個数: 48

約数和(自身を含む): 195302016

約数和(自身を除く): 109313636

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 5381, 7990, 10762, 15980, 21524, 26905, 53810, 91477, 107620, 182954, 252907, 365908, 457385, 505814, 914770, 1011628, 1264535, 1829540, 2529070, 4299419, 5058140, 8598838, 17197676, 21497095, 42994190, 85988380]

約数ペア:

[(1, 85988380), (2, 42994190), (4, 21497095), (5, 17197676), (10, 8598838), (17, 5058140), (20, 4299419), (34, 2529070), (47, 1829540), (68, 1264535), (85, 1011628), (94, 914770), (170, 505814), (188, 457385), (235, 365908), (340, 252907), (470, 182954), (799, 107620), (940, 91477), (1598, 53810), (3196, 26905), (3995, 21524), (5381, 15980), (7990, 10762)]