71264

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:158

約数の個数: 24

約数和(自身を含む): 149688

約数和(自身を除く): 78424

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 131, 136, 262, 272, 524, 544, 1048, 2096, 2227, 4192, 4454, 8908, 17816, 35632, 71264]

約数ペア:

[(1, 71264), (2, 35632), (4, 17816), (8, 8908), (16, 4454), (17, 4192), (32, 2227), (34, 2096), (68, 1048), (131, 544), (136, 524), (262, 272)]