64578568

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 130302000

約数和(自身を除く): 65723432

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 361, 379, 472, 722, 758, 1121, 1444, 1516, 2242, 2888, 3032, 4484, 7201, 8968, 14402, 21299, 22361, 28804, 42598, 44722, 57608, 85196, 89444, 136819, 170392, 178888, 273638, 424859, 547276, 849718, 1094552, 1699436, 3398872, 8072321, 16144642, 32289284, 64578568]

約数ペア:

[(1, 64578568), (2, 32289284), (4, 16144642), (8, 8072321), (19, 3398872), (38, 1699436), (59, 1094552), (76, 849718), (118, 547276), (152, 424859), (236, 273638), (361, 178888), (379, 170392), (472, 136819), (722, 89444), (758, 85196), (1121, 57608), (1444, 44722), (1516, 42598), (2242, 28804), (2888, 22361), (3032, 21299), (4484, 14402), (7201, 8968)]