101401880

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{19961}}^1$

素因数の和:20099

約数の個数: 32

約数和(自身を含む): 229962240

約数和(自身を除く): 128560360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 19961, 39922, 79844, 99805, 159688, 199610, 399220, 798440, 2535047, 5070094, 10140188, 12675235, 20280376, 25350470, 50700940, 101401880]

約数ペア:

[(1, 101401880), (2, 50700940), (4, 25350470), (5, 20280376), (8, 12675235), (10, 10140188), (20, 5070094), (40, 2535047), (127, 798440), (254, 399220), (508, 199610), (635, 159688), (1016, 99805), (1270, 79844), (2540, 39922), (5080, 19961)]