129531745

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 191213568

約数和(自身を除く): 61681823

約数列:

[1, 5, 7, 23, 35, 49, 115, 127, 161, 181, 245, 635, 805, 889, 905, 1127, 1267, 2921, 4163, 4445, 5635, 6223, 6335, 8869, 14605, 20447, 20815, 22987, 29141, 31115, 44345, 102235, 114935, 143129, 145705, 160909, 203987, 528701, 715645, 804545, 1019935, 1126363, 2643505, 3700907, 5631815, 18504535, 25906349, 129531745]

約数ペア:

[(1, 129531745), (5, 25906349), (7, 18504535), (23, 5631815), (35, 3700907), (49, 2643505), (115, 1126363), (127, 1019935), (161, 804545), (181, 715645), (245, 528701), (635, 203987), (805, 160909), (889, 145705), (905, 143129), (1127, 114935), (1267, 102235), (2921, 44345), (4163, 31115), (4445, 29141), (5635, 22987), (6223, 20815), (6335, 20447), (8869, 14605)]