90788910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{70379}}^1$

素因数の和:70432

約数の個数: 32

約数和(自身を含む): 222963840

約数和(自身を除く): 132174930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 70379, 140758, 211137, 351895, 422274, 703790, 1055685, 2111370, 3026297, 6052594, 9078891, 15131485, 18157782, 30262970, 45394455, 90788910]

約数ペア:

[(1, 90788910), (2, 45394455), (3, 30262970), (5, 18157782), (6, 15131485), (10, 9078891), (15, 6052594), (30, 3026297), (43, 2111370), (86, 1055685), (129, 703790), (215, 422274), (258, 351895), (430, 211137), (645, 140758), (1290, 70379)]