26154925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 37497600

約数和(自身を除く): 11342675

約数列:

[1, 5, 17, 19, 25, 41, 79, 85, 95, 205, 323, 395, 425, 475, 697, 779, 1025, 1343, 1501, 1615, 1975, 3239, 3485, 3895, 6715, 7505, 8075, 13243, 16195, 17425, 19475, 25517, 33575, 37525, 55063, 61541, 66215, 80975, 127585, 275315, 307705, 331075, 637925, 1046197, 1376575, 1538525, 5230985, 26154925]

約数ペア:

[(1, 26154925), (5, 5230985), (17, 1538525), (19, 1376575), (25, 1046197), (41, 637925), (79, 331075), (85, 307705), (95, 275315), (205, 127585), (323, 80975), (395, 66215), (425, 61541), (475, 55063), (697, 37525), (779, 33575), (1025, 25517), (1343, 19475), (1501, 17425), (1615, 16195), (1975, 13243), (3239, 8075), (3485, 7505), (3895, 6715)]