76416640

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{859}}^1$

素因数の和:1017

約数の個数: 64

約数和(自身を含む): 184212000

約数和(自身を除く): 107795360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 859, 1112, 1390, 1718, 2224, 2780, 3436, 4295, 4448, 5560, 6872, 8590, 8896, 11120, 13744, 17180, 17792, 22240, 27488, 34360, 44480, 54976, 68720, 88960, 109952, 119401, 137440, 238802, 274880, 477604, 549760, 597005, 955208, 1194010, 1910416, 2388020, 3820832, 4776040, 7641664, 9552080, 15283328, 19104160, 38208320, 76416640]

約数ペア:

[(1, 76416640), (2, 38208320), (4, 19104160), (5, 15283328), (8, 9552080), (10, 7641664), (16, 4776040), (20, 3820832), (32, 2388020), (40, 1910416), (64, 1194010), (80, 955208), (128, 597005), (139, 549760), (160, 477604), (278, 274880), (320, 238802), (556, 137440), (640, 119401), (695, 109952), (859, 88960), (1112, 68720), (1390, 54976), (1718, 44480), (2224, 34360), (2780, 27488), (3436, 22240), (4295, 17792), (4448, 17180), (5560, 13744), (6872, 11120), (8590, 8896)]