1265123456

素因数分解:

$2^7\times {\mathrm{103}}^1\times {\mathrm{95959}}^1$

素因数の和:96076

約数の個数: 32

約数和(自身を含む): 2544859200

約数和(自身を除く): 1279735744

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 412, 824, 1648, 3296, 6592, 13184, 95959, 191918, 383836, 767672, 1535344, 3070688, 6141376, 9883777, 12282752, 19767554, 39535108, 79070216, 158140432, 316280864, 632561728, 1265123456]

約数ペア:

[(1, 1265123456), (2, 632561728), (4, 316280864), (8, 158140432), (16, 79070216), (32, 39535108), (64, 19767554), (103, 12282752), (128, 9883777), (206, 6141376), (412, 3070688), (824, 1535344), (1648, 767672), (3296, 383836), (6592, 191918), (13184, 95959)]