64645216

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 132723360

約数和(自身を除く): 68078144

約数列:

[1, 2, 4, 8, 16, 32, 37, 71, 74, 142, 148, 284, 296, 568, 592, 769, 1136, 1184, 1538, 2272, 2627, 3076, 5254, 6152, 10508, 12304, 21016, 24608, 28453, 42032, 54599, 56906, 84064, 109198, 113812, 218396, 227624, 436792, 455248, 873584, 910496, 1747168, 2020163, 4040326, 8080652, 16161304, 32322608, 64645216]

約数ペア:

[(1, 64645216), (2, 32322608), (4, 16161304), (8, 8080652), (16, 4040326), (32, 2020163), (37, 1747168), (71, 910496), (74, 873584), (142, 455248), (148, 436792), (284, 227624), (296, 218396), (568, 113812), (592, 109198), (769, 84064), (1136, 56906), (1184, 54599), (1538, 42032), (2272, 28453), (2627, 24608), (3076, 21016), (5254, 12304), (6152, 10508)]