82987880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{122041}}^1$

素因数の和:122069

約数の個数: 32

約数和(自身を含む): 197708040

約数和(自身を除く): 114720160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 122041, 244082, 488164, 610205, 976328, 1220410, 2074697, 2440820, 4149394, 4881640, 8298788, 10373485, 16597576, 20746970, 41493940, 82987880]

約数ペア:

[(1, 82987880), (2, 41493940), (4, 20746970), (5, 16597576), (8, 10373485), (10, 8298788), (17, 4881640), (20, 4149394), (34, 2440820), (40, 2074697), (68, 1220410), (85, 976328), (136, 610205), (170, 488164), (340, 244082), (680, 122041)]