81719632

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{76231}}^1$

素因数の和:76306

約数の個数: 20

約数和(自身を含む): 160697056

約数和(自身を除く): 78977424

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 76231, 152462, 304924, 609848, 1219696, 5107477, 10214954, 20429908, 40859816, 81719632]

約数ペア:

[(1, 81719632), (2, 40859816), (4, 20429908), (8, 10214954), (16, 5107477), (67, 1219696), (134, 609848), (268, 304924), (536, 152462), (1072, 76231)]