25706525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 37914240

約数和(自身を除く): 12207715

約数列:

[1, 5, 13, 19, 23, 25, 65, 95, 115, 181, 247, 299, 325, 437, 475, 575, 905, 1235, 1495, 2185, 2353, 3439, 4163, 4525, 5681, 6175, 7475, 10925, 11765, 17195, 20815, 28405, 44707, 54119, 58825, 79097, 85975, 104075, 142025, 223535, 270595, 395485, 1028261, 1117675, 1352975, 1977425, 5141305, 25706525]

約数ペア:

[(1, 25706525), (5, 5141305), (13, 1977425), (19, 1352975), (23, 1117675), (25, 1028261), (65, 395485), (95, 270595), (115, 223535), (181, 142025), (247, 104075), (299, 85975), (325, 79097), (437, 58825), (475, 54119), (575, 44707), (905, 28405), (1235, 20815), (1495, 17195), (2185, 11765), (2353, 10925), (3439, 7475), (4163, 6175), (4525, 5681)]