25708879252

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{12781}}^1$

素因数の和:13029

約数の個数: 72

約数和(自身を含む): 54543350400

約数和(自身を除く): 28834471148

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 199, 266, 361, 398, 532, 722, 796, 1393, 1444, 2527, 2786, 3781, 5054, 5572, 7562, 10108, 12781, 15124, 25562, 26467, 51124, 52934, 71839, 89467, 105868, 143678, 178934, 242839, 287356, 357868, 485678, 502873, 971356, 1005746, 1699873, 2011492, 2543419, 3399746, 4613941, 5086838, 6799492, 9227882, 10173676, 17803933, 18455764, 32297587, 35607866, 48324961, 64595174, 71215732, 96649922, 129190348, 193299844, 338274727, 676549454, 918174259, 1353098908, 1836348518, 3672697036, 6427219813, 12854439626, 25708879252]

約数ペア:

[(1, 25708879252), (2, 12854439626), (4, 6427219813), (7, 3672697036), (14, 1836348518), (19, 1353098908), (28, 918174259), (38, 676549454), (76, 338274727), (133, 193299844), (199, 129190348), (266, 96649922), (361, 71215732), (398, 64595174), (532, 48324961), (722, 35607866), (796, 32297587), (1393, 18455764), (1444, 17803933), (2527, 10173676), (2786, 9227882), (3781, 6799492), (5054, 5086838), (5572, 4613941), (7562, 3399746), (10108, 2543419), (12781, 2011492), (15124, 1699873), (25562, 1005746), (26467, 971356), (51124, 502873), (52934, 485678), (71839, 357868), (89467, 287356), (105868, 242839), (143678, 178934)]