80217004

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{11987}}^1$

素因数の和:12237

約数の個数: 24

約数和(自身を含む): 161118720

約数和(自身を除く): 80901716

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 11987, 23974, 47948, 83909, 167818, 335636, 2864893, 5729786, 11459572, 20054251, 40108502, 80217004]

約数ペア:

[(1, 80217004), (2, 40108502), (4, 20054251), (7, 11459572), (14, 5729786), (28, 2864893), (239, 335636), (478, 167818), (956, 83909), (1673, 47948), (3346, 23974), (6692, 11987)]