78746290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{5653}}^1$

素因数の和:5866

約数の個数: 32

約数和(自身を含む): 162835200

約数和(自身を除く): 84088910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1990, 2786, 5653, 6965, 11306, 13930, 28265, 39571, 56530, 79142, 197855, 395710, 1124947, 2249894, 5624735, 7874629, 11249470, 15749258, 39373145, 78746290]

約数ペア:

[(1, 78746290), (2, 39373145), (5, 15749258), (7, 11249470), (10, 7874629), (14, 5624735), (35, 2249894), (70, 1124947), (199, 395710), (398, 197855), (995, 79142), (1393, 56530), (1990, 39571), (2786, 28265), (5653, 13930), (6965, 11306)]