128700112

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{151769}}^1$

素因数の和:151830

約数の個数: 20

約数和(自身を含む): 254062980

約数和(自身を除く): 125362868

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 151769, 303538, 607076, 1214152, 2428304, 8043757, 16087514, 32175028, 64350056, 128700112]

約数ペア:

[(1, 128700112), (2, 64350056), (4, 32175028), (8, 16087514), (16, 8043757), (53, 2428304), (106, 1214152), (212, 607076), (424, 303538), (848, 151769)]