54154400

素因数分解:

$2^5\times 5^2\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:646

約数の個数: 72

約数和(自身を含む): 133428960

約数和(自身を除く): 79274560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 139, 160, 200, 278, 400, 487, 556, 695, 800, 974, 1112, 1390, 1948, 2224, 2435, 2780, 3475, 3896, 4448, 4870, 5560, 6950, 7792, 9740, 11120, 12175, 13900, 15584, 19480, 22240, 24350, 27800, 38960, 48700, 55600, 67693, 77920, 97400, 111200, 135386, 194800, 270772, 338465, 389600, 541544, 676930, 1083088, 1353860, 1692325, 2166176, 2707720, 3384650, 5415440, 6769300, 10830880, 13538600, 27077200, 54154400]

約数ペア:

[(1, 54154400), (2, 27077200), (4, 13538600), (5, 10830880), (8, 6769300), (10, 5415440), (16, 3384650), (20, 2707720), (25, 2166176), (32, 1692325), (40, 1353860), (50, 1083088), (80, 676930), (100, 541544), (139, 389600), (160, 338465), (200, 270772), (278, 194800), (400, 135386), (487, 111200), (556, 97400), (695, 77920), (800, 67693), (974, 55600), (1112, 48700), (1390, 38960), (1948, 27800), (2224, 24350), (2435, 22240), (2780, 19480), (3475, 15584), (3896, 13900), (4448, 12175), (4870, 11120), (5560, 9740), (6950, 7792)]