26307925

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 40711680

約数和(自身を除く): 14403755

約数列:

[1, 5, 7, 17, 25, 35, 37, 85, 119, 175, 185, 239, 259, 425, 595, 629, 925, 1195, 1295, 1673, 2975, 3145, 4063, 4403, 5975, 6475, 8365, 8843, 15725, 20315, 22015, 28441, 41825, 44215, 61901, 101575, 110075, 142205, 150331, 221075, 309505, 711025, 751655, 1052317, 1547525, 3758275, 5261585, 26307925]

約数ペア:

[(1, 26307925), (5, 5261585), (7, 3758275), (17, 1547525), (25, 1052317), (35, 751655), (37, 711025), (85, 309505), (119, 221075), (175, 150331), (185, 142205), (239, 110075), (259, 101575), (425, 61901), (595, 44215), (629, 41825), (925, 28441), (1195, 22015), (1295, 20315), (1673, 15725), (2975, 8843), (3145, 8365), (4063, 6475), (4403, 5975)]