25139345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 16664431

約数列:

[1, 5, 7, 11, 17, 23, 35, 55, 77, 85, 115, 119, 161, 167, 187, 253, 385, 391, 595, 805, 835, 935, 1169, 1265, 1309, 1771, 1837, 1955, 2737, 2839, 3841, 4301, 5845, 6545, 8855, 9185, 12859, 13685, 14195, 19205, 19873, 21505, 26887, 30107, 31229, 42251, 64295, 65297, 99365, 134435, 150535, 156145, 211255, 218603, 295757, 326485, 457079, 718267, 1093015, 1478785, 2285395, 3591335, 5027869, 25139345]

約数ペア:

[(1, 25139345), (5, 5027869), (7, 3591335), (11, 2285395), (17, 1478785), (23, 1093015), (35, 718267), (55, 457079), (77, 326485), (85, 295757), (115, 218603), (119, 211255), (161, 156145), (167, 150535), (187, 134435), (253, 99365), (385, 65297), (391, 64295), (595, 42251), (805, 31229), (835, 30107), (935, 26887), (1169, 21505), (1265, 19873), (1309, 19205), (1771, 14195), (1837, 13685), (1955, 12859), (2737, 9185), (2839, 8855), (3841, 6545), (4301, 5845)]