82563040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{10531}}^1$

素因数の和:10560

約数の個数: 72

約数和(自身を含む): 226922472

約数和(自身を除く): 144359432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 10531, 21062, 42124, 52655, 73717, 84248, 105310, 147434, 168496, 210620, 294868, 336992, 368585, 421240, 516019, 589736, 737170, 842480, 1032038, 1179472, 1474340, 1684960, 2064076, 2358944, 2580095, 2948680, 4128152, 5160190, 5897360, 8256304, 10320380, 11794720, 16512608, 20640760, 41281520, 82563040]

約数ペア:

[(1, 82563040), (2, 41281520), (4, 20640760), (5, 16512608), (7, 11794720), (8, 10320380), (10, 8256304), (14, 5897360), (16, 5160190), (20, 4128152), (28, 2948680), (32, 2580095), (35, 2358944), (40, 2064076), (49, 1684960), (56, 1474340), (70, 1179472), (80, 1032038), (98, 842480), (112, 737170), (140, 589736), (160, 516019), (196, 421240), (224, 368585), (245, 336992), (280, 294868), (392, 210620), (490, 168496), (560, 147434), (784, 105310), (980, 84248), (1120, 73717), (1568, 52655), (1960, 42124), (3920, 21062), (7840, 10531)]