25247025

素因数分解:

$3^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 46931520

約数和(自身を除く): 21684495

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 113, 135, 225, 331, 339, 565, 675, 993, 1017, 1655, 1695, 2825, 2979, 3051, 4965, 5085, 8275, 8475, 8937, 14895, 15255, 24825, 25425, 37403, 44685, 74475, 76275, 112209, 187015, 223425, 336627, 561045, 935075, 1009881, 1683135, 2805225, 5049405, 8415675, 25247025]

約数ペア:

[(1, 25247025), (3, 8415675), (5, 5049405), (9, 2805225), (15, 1683135), (25, 1009881), (27, 935075), (45, 561045), (75, 336627), (113, 223425), (135, 187015), (225, 112209), (331, 76275), (339, 74475), (565, 44685), (675, 37403), (993, 25425), (1017, 24825), (1655, 15255), (1695, 14895), (2825, 8937), (2979, 8475), (3051, 8275), (4965, 5085)]