90212668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1783}}^1$

素因数の和:1946

約数の個数: 48

約数和(自身を含む): 195811840

約数和(自身を除く): 105599172

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 139, 182, 278, 364, 556, 973, 1783, 1807, 1946, 3566, 3614, 3892, 7132, 7228, 12481, 12649, 23179, 24962, 25298, 46358, 49924, 50596, 92716, 162253, 247837, 324506, 495674, 649012, 991348, 1734859, 3221881, 3469718, 6443762, 6939436, 12887524, 22553167, 45106334, 90212668]

約数ペア:

[(1, 90212668), (2, 45106334), (4, 22553167), (7, 12887524), (13, 6939436), (14, 6443762), (26, 3469718), (28, 3221881), (52, 1734859), (91, 991348), (139, 649012), (182, 495674), (278, 324506), (364, 247837), (556, 162253), (973, 92716), (1783, 50596), (1807, 49924), (1946, 46358), (3566, 25298), (3614, 24962), (3892, 23179), (7132, 12649), (7228, 12481)]