99578728

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 189695520

約数和(自身を除く): 90116792

約数列:

[1, 2, 4, 8, 101, 202, 251, 404, 491, 502, 808, 982, 1004, 1964, 2008, 3928, 25351, 49591, 50702, 99182, 101404, 123241, 198364, 202808, 246482, 396728, 492964, 985928, 12447341, 24894682, 49789364, 99578728]

約数ペア:

[(1, 99578728), (2, 49789364), (4, 24894682), (8, 12447341), (101, 985928), (202, 492964), (251, 396728), (404, 246482), (491, 202808), (502, 198364), (808, 123241), (982, 101404), (1004, 99182), (1964, 50702), (2008, 49591), (3928, 25351)]