64320412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39901}}^1$

素因数の和:39949

約数の個数: 24

約数和(自身を含む): 125132672

約数和(自身を除く): 60812260

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 39901, 79802, 159604, 518713, 1037426, 1236931, 2074852, 2473862, 4947724, 16080103, 32160206, 64320412]

約数ペア:

[(1, 64320412), (2, 32160206), (4, 16080103), (13, 4947724), (26, 2473862), (31, 2074852), (52, 1236931), (62, 1037426), (124, 518713), (403, 159604), (806, 79802), (1612, 39901)]