25086875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 40

約数和(自身を含む): 35426160

約数和(自身を除く): 10339285

約数列:

[1, 5, 11, 25, 41, 55, 89, 125, 205, 275, 445, 451, 625, 979, 1025, 1375, 2225, 2255, 3649, 4895, 5125, 6875, 11125, 11275, 18245, 24475, 25625, 40139, 55625, 56375, 91225, 122375, 200695, 281875, 456125, 611875, 1003475, 2280625, 5017375, 25086875]

約数ペア:

[(1, 25086875), (5, 5017375), (11, 2280625), (25, 1003475), (41, 611875), (55, 456125), (89, 281875), (125, 200695), (205, 122375), (275, 91225), (445, 56375), (451, 55625), (625, 40139), (979, 25625), (1025, 24475), (1375, 18245), (2225, 11275), (2255, 11125), (3649, 6875), (4895, 5125)]