636584728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{503}}^1$

素因数の和:848

約数の個数: 64

約数和(自身を含む): 1322576640

約数和(自身を除く): 685991912

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 283, 344, 503, 559, 566, 1006, 1118, 1132, 2012, 2236, 2264, 3679, 4024, 4472, 6539, 7358, 12169, 13078, 14716, 21629, 24338, 26156, 29432, 43258, 48676, 52312, 86516, 97352, 142349, 158197, 173032, 281177, 284698, 316394, 562354, 569396, 632788, 1124708, 1138792, 1265576, 1850537, 2249416, 3701074, 6121007, 7402148, 12242014, 14804296, 24484028, 48968056, 79573091, 159146182, 318292364, 636584728]

約数ペア:

[(1, 636584728), (2, 318292364), (4, 159146182), (8, 79573091), (13, 48968056), (26, 24484028), (43, 14804296), (52, 12242014), (86, 7402148), (104, 6121007), (172, 3701074), (283, 2249416), (344, 1850537), (503, 1265576), (559, 1138792), (566, 1124708), (1006, 632788), (1118, 569396), (1132, 562354), (2012, 316394), (2236, 284698), (2264, 281177), (3679, 173032), (4024, 158197), (4472, 142349), (6539, 97352), (7358, 86516), (12169, 52312), (13078, 48676), (14716, 43258), (21629, 29432), (24338, 26156)]