80393378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 134376816

約数和(自身を除く): 53983438

約数列:

[1, 2, 13, 26, 37, 74, 193, 386, 433, 481, 866, 962, 2509, 5018, 5629, 7141, 11258, 14282, 16021, 32042, 83569, 92833, 167138, 185666, 208273, 416546, 1086397, 2172794, 3092053, 6184106, 40196689, 80393378]

約数ペア:

[(1, 80393378), (2, 40196689), (13, 6184106), (26, 3092053), (37, 2172794), (74, 1086397), (193, 416546), (386, 208273), (433, 185666), (481, 167138), (866, 92833), (962, 83569), (2509, 32042), (5018, 16021), (5629, 14282), (7141, 11258)]