163979648

素因数分解:

$2^7\times 7^1\times {\mathrm{197}}^1\times {\mathrm{929}}^1$

素因数の和:1147

約数の個数: 64

約数和(自身を含む): 375645600

約数和(自身を除く): 211665952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 197, 224, 394, 448, 788, 896, 929, 1379, 1576, 1858, 2758, 3152, 3716, 5516, 6304, 6503, 7432, 11032, 12608, 13006, 14864, 22064, 25216, 26012, 29728, 44128, 52024, 59456, 88256, 104048, 118912, 176512, 183013, 208096, 366026, 416192, 732052, 832384, 1281091, 1464104, 2562182, 2928208, 5124364, 5856416, 10248728, 11712832, 20497456, 23425664, 40994912, 81989824, 163979648]

約数ペア:

[(1, 163979648), (2, 81989824), (4, 40994912), (7, 23425664), (8, 20497456), (14, 11712832), (16, 10248728), (28, 5856416), (32, 5124364), (56, 2928208), (64, 2562182), (112, 1464104), (128, 1281091), (197, 832384), (224, 732052), (394, 416192), (448, 366026), (788, 208096), (896, 183013), (929, 176512), (1379, 118912), (1576, 104048), (1858, 88256), (2758, 59456), (3152, 52024), (3716, 44128), (5516, 29728), (6304, 26012), (6503, 25216), (7432, 22064), (11032, 14864), (12608, 13006)]