80144680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26021}}^1$

素因数の和:26050

約数の個数: 64

約数和(自身を含む): 224830080

約数和(自身を除く): 144685400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 26021, 52042, 104084, 130105, 182147, 208168, 260210, 286231, 364294, 520420, 572462, 728588, 910735, 1040840, 1144924, 1431155, 1457176, 1821470, 2003617, 2289848, 2862310, 3642940, 4007234, 5724620, 7285880, 8014468, 10018085, 11449240, 16028936, 20036170, 40072340, 80144680]

約数ペア:

[(1, 80144680), (2, 40072340), (4, 20036170), (5, 16028936), (7, 11449240), (8, 10018085), (10, 8014468), (11, 7285880), (14, 5724620), (20, 4007234), (22, 3642940), (28, 2862310), (35, 2289848), (40, 2003617), (44, 1821470), (55, 1457176), (56, 1431155), (70, 1144924), (77, 1040840), (88, 910735), (110, 728588), (140, 572462), (154, 520420), (220, 364294), (280, 286231), (308, 260210), (385, 208168), (440, 182147), (616, 130105), (770, 104084), (1540, 52042), (3080, 26021)]