81082349824

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2381413}}^1$

素因数の和:2381455

約数の個数: 72

約数和(自身を含む): 194704408640

約数和(自身を除く): 113622058816

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 4256, 4864, 8512, 17024, 34048, 2381413, 4762826, 9525652, 16669891, 19051304, 33339782, 38102608, 45246847, 66679564, 76205216, 90493694, 133359128, 152410432, 180987388, 266718256, 304820864, 316727929, 361974776, 533436512, 609641728, 633455858, 723949552, 1066873024, 1266911716, 1447899104, 2133746048, 2533823432, 2895798208, 4267492096, 5067646864, 5791596416, 10135293728, 11583192832, 20270587456, 40541174912, 81082349824]

約数ペア:

[(1, 81082349824), (2, 40541174912), (4, 20270587456), (7, 11583192832), (8, 10135293728), (14, 5791596416), (16, 5067646864), (19, 4267492096), (28, 2895798208), (32, 2533823432), (38, 2133746048), (56, 1447899104), (64, 1266911716), (76, 1066873024), (112, 723949552), (128, 633455858), (133, 609641728), (152, 533436512), (224, 361974776), (256, 316727929), (266, 304820864), (304, 266718256), (448, 180987388), (532, 152410432), (608, 133359128), (896, 90493694), (1064, 76205216), (1216, 66679564), (1792, 45246847), (2128, 38102608), (2432, 33339782), (4256, 19051304), (4864, 16669891), (8512, 9525652), (17024, 4762826), (34048, 2381413)]