20100285952

素因数分解:

$2^9\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{1523}}^1$

素因数の和:1863

約数の個数: 80

約数和(自身を含む): 40691257200

約数和(自身を除く): 20590971248

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 149, 173, 256, 298, 346, 512, 596, 692, 1192, 1384, 1523, 2384, 2768, 3046, 4768, 5536, 6092, 9536, 11072, 12184, 19072, 22144, 24368, 25777, 38144, 44288, 48736, 51554, 76288, 88576, 97472, 103108, 194944, 206216, 226927, 263479, 389888, 412432, 453854, 526958, 779776, 824864, 907708, 1053916, 1649728, 1815416, 2107832, 3299456, 3630832, 4215664, 6598912, 7261664, 8431328, 13197824, 14523328, 16862656, 29046656, 33725312, 39258371, 58093312, 67450624, 78516742, 116186624, 134901248, 157033484, 314066968, 628133936, 1256267872, 2512535744, 5025071488, 10050142976, 20100285952]

約数ペア:

[(1, 20100285952), (2, 10050142976), (4, 5025071488), (8, 2512535744), (16, 1256267872), (32, 628133936), (64, 314066968), (128, 157033484), (149, 134901248), (173, 116186624), (256, 78516742), (298, 67450624), (346, 58093312), (512, 39258371), (596, 33725312), (692, 29046656), (1192, 16862656), (1384, 14523328), (1523, 13197824), (2384, 8431328), (2768, 7261664), (3046, 6598912), (4768, 4215664), (5536, 3630832), (6092, 3299456), (9536, 2107832), (11072, 1815416), (12184, 1649728), (19072, 1053916), (22144, 907708), (24368, 824864), (25777, 779776), (38144, 526958), (44288, 453854), (48736, 412432), (51554, 389888), (76288, 263479), (88576, 226927), (97472, 206216), (103108, 194944)]