103639836880

素因数分解:

$2^4\times 5^1\times {\mathrm{1295497961}}^1$

素因数の和:1295497974

約数の個数: 20

約数和(自身を含む): 240962620932

約数和(自身を除く): 137322784052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1295497961, 2590995922, 5181991844, 6477489805, 10363983688, 12954979610, 20727967376, 25909959220, 51819918440, 103639836880]

約数ペア:

[(1, 103639836880), (2, 51819918440), (4, 25909959220), (5, 20727967376), (8, 12954979610), (10, 10363983688), (16, 6477489805), (20, 5181991844), (40, 2590995922), (80, 1295497961)]