178022390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{27947}}^1$

素因数の和:27981

約数の個数: 48

約数和(自身を含む): 401445072

約数和(自身を除く): 223422682

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 27947, 55894, 139735, 195629, 279470, 363311, 391258, 726622, 978145, 1369403, 1816555, 1956290, 2543177, 2738806, 3633110, 5086354, 6847015, 12715885, 13694030, 17802239, 25431770, 35604478, 89011195, 178022390]

約数ペア:

[(1, 178022390), (2, 89011195), (5, 35604478), (7, 25431770), (10, 17802239), (13, 13694030), (14, 12715885), (26, 6847015), (35, 5086354), (49, 3633110), (65, 2738806), (70, 2543177), (91, 1956290), (98, 1816555), (130, 1369403), (182, 978145), (245, 726622), (455, 391258), (490, 363311), (637, 279470), (910, 195629), (1274, 139735), (3185, 55894), (6370, 27947)]