71209984

素因数分解:

$2^{10}\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:570

約数の個数: 44

約数和(自身を含む): 143478324

約数和(自身を除く): 72268340

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 353, 394, 512, 706, 788, 1024, 1412, 1576, 2824, 3152, 5648, 6304, 11296, 12608, 22592, 25216, 45184, 50432, 69541, 90368, 100864, 139082, 180736, 201728, 278164, 361472, 556328, 1112656, 2225312, 4450624, 8901248, 17802496, 35604992, 71209984]

約数ペア:

[(1, 71209984), (2, 35604992), (4, 17802496), (8, 8901248), (16, 4450624), (32, 2225312), (64, 1112656), (128, 556328), (197, 361472), (256, 278164), (353, 201728), (394, 180736), (512, 139082), (706, 100864), (788, 90368), (1024, 69541), (1412, 50432), (1576, 45184), (2824, 25216), (3152, 22592), (5648, 12608), (6304, 11296)]