25711700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1641

約数の個数: 72

約数和(自身を含む): 66579072

約数和(自身を除く): 40867372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1597, 1610, 2300, 3194, 3220, 4025, 6388, 7985, 8050, 11179, 15970, 16100, 22358, 31940, 36731, 39925, 44716, 55895, 73462, 79850, 111790, 146924, 159700, 183655, 223580, 257117, 279475, 367310, 514234, 558950, 734620, 918275, 1028468, 1117900, 1285585, 1836550, 2571170, 3673100, 5142340, 6427925, 12855850, 25711700]

約数ペア:

[(1, 25711700), (2, 12855850), (4, 6427925), (5, 5142340), (7, 3673100), (10, 2571170), (14, 1836550), (20, 1285585), (23, 1117900), (25, 1028468), (28, 918275), (35, 734620), (46, 558950), (50, 514234), (70, 367310), (92, 279475), (100, 257117), (115, 223580), (140, 183655), (161, 159700), (175, 146924), (230, 111790), (322, 79850), (350, 73462), (460, 55895), (575, 44716), (644, 39925), (700, 36731), (805, 31940), (1150, 22358), (1597, 16100), (1610, 15970), (2300, 11179), (3194, 8050), (3220, 7985), (4025, 6388)]