82143680

素因数分解:

$2^6\times 5^1\times {\mathrm{256699}}^1$

素因数の和:256716

約数の個数: 28

約数和(自身を含む): 195605400

約数和(自身を除く): 113461720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 256699, 513398, 1026796, 1283495, 2053592, 2566990, 4107184, 5133980, 8214368, 10267960, 16428736, 20535920, 41071840, 82143680]

約数ペア:

[(1, 82143680), (2, 41071840), (4, 20535920), (5, 16428736), (8, 10267960), (10, 8214368), (16, 5133980), (20, 4107184), (32, 2566990), (40, 2053592), (64, 1283495), (80, 1026796), (160, 513398), (320, 256699)]