16572400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3187}}^1$

素因数の和:3218

約数の個数: 60

約数和(自身を含む): 42891352

約数和(自身を除く): 26318952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 3187, 5200, 6374, 12748, 15935, 25496, 31870, 41431, 50992, 63740, 79675, 82862, 127480, 159350, 165724, 207155, 254960, 318700, 331448, 414310, 637400, 662896, 828620, 1035775, 1274800, 1657240, 2071550, 3314480, 4143100, 8286200, 16572400]

約数ペア:

[(1, 16572400), (2, 8286200), (4, 4143100), (5, 3314480), (8, 2071550), (10, 1657240), (13, 1274800), (16, 1035775), (20, 828620), (25, 662896), (26, 637400), (40, 414310), (50, 331448), (52, 318700), (65, 254960), (80, 207155), (100, 165724), (104, 159350), (130, 127480), (200, 82862), (208, 79675), (260, 63740), (325, 50992), (400, 41431), (520, 31870), (650, 25496), (1040, 15935), (1300, 12748), (2600, 6374), (3187, 5200)]