78728872

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2897}}^1$

素因数の和:3025

約数の個数: 32

約数和(自身を含む): 153014400

約数和(自身を除く): 74285528

約数列:

[1, 2, 4, 8, 43, 79, 86, 158, 172, 316, 344, 632, 2897, 3397, 5794, 6794, 11588, 13588, 23176, 27176, 124571, 228863, 249142, 457726, 498284, 915452, 996568, 1830904, 9841109, 19682218, 39364436, 78728872]

約数ペア:

[(1, 78728872), (2, 39364436), (4, 19682218), (8, 9841109), (43, 1830904), (79, 996568), (86, 915452), (158, 498284), (172, 457726), (316, 249142), (344, 228863), (632, 124571), (2897, 27176), (3397, 23176), (5794, 13588), (6794, 11588)]