66561250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{7607}}^1$

素因数の和:7636

約数の個数: 40

約数和(自身を含む): 142604352

約数和(自身を除く): 76043102

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 4375, 7607, 8750, 15214, 38035, 53249, 76070, 106498, 190175, 266245, 380350, 532490, 950875, 1331225, 1901750, 2662450, 4754375, 6656125, 9508750, 13312250, 33280625, 66561250]

約数ペア:

[(1, 66561250), (2, 33280625), (5, 13312250), (7, 9508750), (10, 6656125), (14, 4754375), (25, 2662450), (35, 1901750), (50, 1331225), (70, 950875), (125, 532490), (175, 380350), (250, 266245), (350, 190175), (625, 106498), (875, 76070), (1250, 53249), (1750, 38035), (4375, 15214), (7607, 8750)]