78751120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{140627}}^1$

素因数の和:140647

約数の個数: 40

約数和(自身を含む): 209254464

約数和(自身を除く): 130503344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 140627, 281254, 562508, 703135, 984389, 1125016, 1406270, 1968778, 2250032, 2812540, 3937556, 4921945, 5625080, 7875112, 9843890, 11250160, 15750224, 19687780, 39375560, 78751120]

約数ペア:

[(1, 78751120), (2, 39375560), (4, 19687780), (5, 15750224), (7, 11250160), (8, 9843890), (10, 7875112), (14, 5625080), (16, 4921945), (20, 3937556), (28, 2812540), (35, 2250032), (40, 1968778), (56, 1406270), (70, 1125016), (80, 984389), (112, 703135), (140, 562508), (280, 281254), (560, 140627)]