25454728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{787}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 51629760

約数和(自身を除く): 26175032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 311, 622, 787, 1244, 1574, 2488, 3148, 4043, 6296, 8086, 10231, 16172, 20462, 32344, 40924, 81848, 244757, 489514, 979028, 1958056, 3181841, 6363682, 12727364, 25454728]

約数ペア:

[(1, 25454728), (2, 12727364), (4, 6363682), (8, 3181841), (13, 1958056), (26, 979028), (52, 489514), (104, 244757), (311, 81848), (622, 40924), (787, 32344), (1244, 20462), (1574, 16172), (2488, 10231), (3148, 8086), (4043, 6296)]