47781250

素因数分解:

$2^1\times 5^6\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 56

約数和(自身を含む): 98436240

約数和(自身を除く): 50654990

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 139, 250, 275, 278, 550, 625, 695, 1250, 1375, 1390, 1529, 2750, 3058, 3125, 3475, 6250, 6875, 6950, 7645, 13750, 15290, 15625, 17375, 31250, 34375, 34750, 38225, 68750, 76450, 86875, 171875, 173750, 191125, 343750, 382250, 434375, 868750, 955625, 1911250, 2171875, 4343750, 4778125, 9556250, 23890625, 47781250]

約数ペア:

[(1, 47781250), (2, 23890625), (5, 9556250), (10, 4778125), (11, 4343750), (22, 2171875), (25, 1911250), (50, 955625), (55, 868750), (110, 434375), (125, 382250), (139, 343750), (250, 191125), (275, 173750), (278, 171875), (550, 86875), (625, 76450), (695, 68750), (1250, 38225), (1375, 34750), (1390, 34375), (1529, 31250), (2750, 17375), (3058, 15625), (3125, 15290), (3475, 13750), (6250, 7645), (6875, 6950)]