64863652

素因数分解:

$2^2\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1663}}^1$

素因数の和:1880

約数の個数: 36

約数和(自身を含む): 132787200

約数和(自身を除く): 67923548

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 199, 398, 796, 1393, 1663, 2786, 3326, 5572, 6652, 9751, 11641, 19502, 23282, 39004, 46564, 81487, 162974, 325948, 330937, 661874, 1323748, 2316559, 4633118, 9266236, 16215913, 32431826, 64863652]

約数ペア:

[(1, 64863652), (2, 32431826), (4, 16215913), (7, 9266236), (14, 4633118), (28, 2316559), (49, 1323748), (98, 661874), (196, 330937), (199, 325948), (398, 162974), (796, 81487), (1393, 46564), (1663, 39004), (2786, 23282), (3326, 19502), (5572, 11641), (6652, 9751)]