80131904

素因数分解:

$2^6\times {\mathrm{1109}}^1\times {\mathrm{1129}}^1$

素因数の和:2250

約数の個数: 28

約数和(自身を含む): 159296100

約数和(自身を除く): 79164196

約数列:

[1, 2, 4, 8, 16, 32, 64, 1109, 1129, 2218, 2258, 4436, 4516, 8872, 9032, 17744, 18064, 35488, 36128, 70976, 72256, 1252061, 2504122, 5008244, 10016488, 20032976, 40065952, 80131904]

約数ペア:

[(1, 80131904), (2, 40065952), (4, 20032976), (8, 10016488), (16, 5008244), (32, 2504122), (64, 1252061), (1109, 72256), (1129, 70976), (2218, 36128), (2258, 35488), (4436, 18064), (4516, 17744), (8872, 9032)]