80530240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{35951}}^1$

素因数の和:35975

約数の個数: 56

約数和(自身を含む): 219163392

約数和(自身を除く): 138633152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 35951, 71902, 143804, 179755, 251657, 287608, 359510, 503314, 575216, 719020, 1006628, 1150432, 1258285, 1438040, 2013256, 2300864, 2516570, 2876080, 4026512, 5033140, 5752160, 8053024, 10066280, 11504320, 16106048, 20132560, 40265120, 80530240]

約数ペア:

[(1, 80530240), (2, 40265120), (4, 20132560), (5, 16106048), (7, 11504320), (8, 10066280), (10, 8053024), (14, 5752160), (16, 5033140), (20, 4026512), (28, 2876080), (32, 2516570), (35, 2300864), (40, 2013256), (56, 1438040), (64, 1258285), (70, 1150432), (80, 1006628), (112, 719020), (140, 575216), (160, 503314), (224, 359510), (280, 287608), (320, 251657), (448, 179755), (560, 143804), (1120, 71902), (2240, 35951)]