61219400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{27827}}^1$

素因数の和:27854

約数の個数: 48

約数和(自身を含む): 155280240

約数和(自身を除く): 94060840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 27827, 55654, 111308, 139135, 222616, 278270, 306097, 556540, 612194, 695675, 1113080, 1224388, 1391350, 1530485, 2448776, 2782700, 3060970, 5565400, 6121940, 7652425, 12243880, 15304850, 30609700, 61219400]

約数ペア:

[(1, 61219400), (2, 30609700), (4, 15304850), (5, 12243880), (8, 7652425), (10, 6121940), (11, 5565400), (20, 3060970), (22, 2782700), (25, 2448776), (40, 1530485), (44, 1391350), (50, 1224388), (55, 1113080), (88, 695675), (100, 612194), (110, 556540), (200, 306097), (220, 278270), (275, 222616), (440, 139135), (550, 111308), (1100, 55654), (2200, 27827)]