81245152

素因数分解:

$2^5\times {\mathrm{131}}^1\times {\mathrm{19381}}^1$

素因数の和:19522

約数の個数: 24

約数和(自身を含む): 161180712

約数和(自身を除く): 79935560

約数列:

[1, 2, 4, 8, 16, 32, 131, 262, 524, 1048, 2096, 4192, 19381, 38762, 77524, 155048, 310096, 620192, 2538911, 5077822, 10155644, 20311288, 40622576, 81245152]

約数ペア:

[(1, 81245152), (2, 40622576), (4, 20311288), (8, 10155644), (16, 5077822), (32, 2538911), (131, 620192), (262, 310096), (524, 155048), (1048, 77524), (2096, 38762), (4192, 19381)]