25774450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2131

約数の個数: 48

約数和(自身を含む): 54371520

約数和(自身を除く): 28597070

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 2087, 2470, 4174, 6175, 10435, 12350, 20870, 27131, 39653, 52175, 54262, 79306, 104350, 135655, 198265, 271310, 396530, 515489, 678275, 991325, 1030978, 1356550, 1982650, 2577445, 5154890, 12887225, 25774450]

約数ペア:

[(1, 25774450), (2, 12887225), (5, 5154890), (10, 2577445), (13, 1982650), (19, 1356550), (25, 1030978), (26, 991325), (38, 678275), (50, 515489), (65, 396530), (95, 271310), (130, 198265), (190, 135655), (247, 104350), (325, 79306), (475, 54262), (494, 52175), (650, 39653), (950, 27131), (1235, 20870), (2087, 12350), (2470, 10435), (4174, 6175)]