81434072

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{56239}}^1$

素因数の和:56426

約数の個数: 16

約数和(自身を含む): 153535200

約数和(自身を除く): 72101128

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 56239, 112478, 224956, 449912, 10179259, 20358518, 40717036, 81434072]

約数ペア:

[(1, 81434072), (2, 40717036), (4, 20358518), (8, 10179259), (181, 449912), (362, 224956), (724, 112478), (1448, 56239)]