25212950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:318

約数の個数: 72

約数和(自身を含む): 56105784

約数和(自身を除く): 30892834

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 49, 50, 70, 82, 98, 175, 205, 245, 251, 287, 350, 410, 490, 502, 574, 1025, 1225, 1255, 1435, 1757, 2009, 2050, 2450, 2510, 2870, 3514, 4018, 6275, 7175, 8785, 10045, 10291, 12299, 12550, 14350, 17570, 20090, 20582, 24598, 43925, 50225, 51455, 61495, 72037, 87850, 100450, 102910, 122990, 144074, 257275, 307475, 360185, 504259, 514550, 614950, 720370, 1008518, 1800925, 2521295, 3601850, 5042590, 12606475, 25212950]

約数ペア:

[(1, 25212950), (2, 12606475), (5, 5042590), (7, 3601850), (10, 2521295), (14, 1800925), (25, 1008518), (35, 720370), (41, 614950), (49, 514550), (50, 504259), (70, 360185), (82, 307475), (98, 257275), (175, 144074), (205, 122990), (245, 102910), (251, 100450), (287, 87850), (350, 72037), (410, 61495), (490, 51455), (502, 50225), (574, 43925), (1025, 24598), (1225, 20582), (1255, 20090), (1435, 17570), (1757, 14350), (2009, 12550), (2050, 12299), (2450, 10291), (2510, 10045), (2870, 8785), (3514, 7175), (4018, 6275)]