80338664

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10321}}^1$

素因数の和:10473

約数の個数: 32

約数和(自身を含む): 173409600

約数和(自身を除く): 93070936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 10321, 20642, 41284, 72247, 82568, 144494, 288988, 577976, 1434619, 2869238, 5738476, 10042333, 11476952, 20084666, 40169332, 80338664]

約数ペア:

[(1, 80338664), (2, 40169332), (4, 20084666), (7, 11476952), (8, 10042333), (14, 5738476), (28, 2869238), (56, 1434619), (139, 577976), (278, 288988), (556, 144494), (973, 82568), (1112, 72247), (1946, 41284), (3892, 20642), (7784, 10321)]