161264768

素因数分解:

$2^7\times 7^1\times {\mathrm{211}}^1\times {\mathrm{853}}^1$

素因数の和:1085

約数の個数: 64

約数和(自身を含む): 369337920

約数和(自身を除く): 208073152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 211, 224, 422, 448, 844, 853, 896, 1477, 1688, 1706, 2954, 3376, 3412, 5908, 5971, 6752, 6824, 11816, 11942, 13504, 13648, 23632, 23884, 27008, 27296, 47264, 47768, 54592, 94528, 95536, 109184, 179983, 189056, 191072, 359966, 382144, 719932, 764288, 1259881, 1439864, 2519762, 2879728, 5039524, 5759456, 10079048, 11518912, 20158096, 23037824, 40316192, 80632384, 161264768]

約数ペア:

[(1, 161264768), (2, 80632384), (4, 40316192), (7, 23037824), (8, 20158096), (14, 11518912), (16, 10079048), (28, 5759456), (32, 5039524), (56, 2879728), (64, 2519762), (112, 1439864), (128, 1259881), (211, 764288), (224, 719932), (422, 382144), (448, 359966), (844, 191072), (853, 189056), (896, 179983), (1477, 109184), (1688, 95536), (1706, 94528), (2954, 54592), (3376, 47768), (3412, 47264), (5908, 27296), (5971, 27008), (6752, 23884), (6824, 23632), (11816, 13648), (11942, 13504)]