66672164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 134064000

約数和(自身を除く): 67391836

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 199, 221, 379, 398, 442, 758, 796, 884, 1516, 2587, 3383, 4927, 5174, 6443, 6766, 9854, 10348, 12886, 13532, 19708, 25772, 43979, 75421, 83759, 87958, 150842, 167518, 175916, 301684, 335036, 980473, 1282157, 1960946, 2564314, 3921892, 5128628, 16668041, 33336082, 66672164]

約数ペア:

[(1, 66672164), (2, 33336082), (4, 16668041), (13, 5128628), (17, 3921892), (26, 2564314), (34, 1960946), (52, 1282157), (68, 980473), (199, 335036), (221, 301684), (379, 175916), (398, 167518), (442, 150842), (758, 87958), (796, 83759), (884, 75421), (1516, 43979), (2587, 25772), (3383, 19708), (4927, 13532), (5174, 12886), (6443, 10348), (6766, 9854)]