655136384

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^2\times {\mathrm{331}}^1$

素因数の和:446

約数の個数: 96

約数和(自身を含む): 1528620960

約数和(自身を除く): 873484576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 329, 331, 376, 448, 658, 662, 752, 896, 1316, 1324, 1504, 2209, 2317, 2632, 2648, 3008, 4418, 4634, 5264, 5296, 6016, 8836, 9268, 10528, 10592, 15463, 15557, 17672, 18536, 21056, 21184, 30926, 31114, 35344, 37072, 42112, 42368, 61852, 62228, 70688, 74144, 108899, 123704, 124456, 141376, 148288, 217798, 247408, 248912, 282752, 296576, 435596, 494816, 497824, 731179, 871192, 989632, 995648, 1462358, 1742384, 1979264, 1991296, 2924716, 3484768, 5118253, 5849432, 6969536, 10236506, 11698864, 13939072, 20473012, 23397728, 40946024, 46795456, 81892048, 93590912, 163784096, 327568192, 655136384]

約数ペア:

[(1, 655136384), (2, 327568192), (4, 163784096), (7, 93590912), (8, 81892048), (14, 46795456), (16, 40946024), (28, 23397728), (32, 20473012), (47, 13939072), (56, 11698864), (64, 10236506), (94, 6969536), (112, 5849432), (128, 5118253), (188, 3484768), (224, 2924716), (329, 1991296), (331, 1979264), (376, 1742384), (448, 1462358), (658, 995648), (662, 989632), (752, 871192), (896, 731179), (1316, 497824), (1324, 494816), (1504, 435596), (2209, 296576), (2317, 282752), (2632, 248912), (2648, 247408), (3008, 217798), (4418, 148288), (4634, 141376), (5264, 124456), (5296, 123704), (6016, 108899), (8836, 74144), (9268, 70688), (10528, 62228), (10592, 61852), (15463, 42368), (15557, 42112), (17672, 37072), (18536, 35344), (21056, 31114), (21184, 30926)]