80971274

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{7583}}^1$

素因数の和:7885

約数の個数: 16

約数和(自身を含む): 128321280

約数和(自身を除く): 47350006

約数列:

[1, 2, 19, 38, 281, 562, 5339, 7583, 10678, 15166, 144077, 288154, 2130823, 4261646, 40485637, 80971274]

約数ペア:

[(1, 80971274), (2, 40485637), (19, 4261646), (38, 2130823), (281, 288154), (562, 144077), (5339, 15166), (7583, 10678)]