33572680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 78408000

約数和(自身を除く): 44835320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 131, 149, 172, 215, 262, 298, 344, 430, 524, 596, 655, 745, 860, 1048, 1192, 1310, 1490, 1720, 2620, 2980, 5240, 5633, 5960, 6407, 11266, 12814, 19519, 22532, 25628, 28165, 32035, 39038, 45064, 51256, 56330, 64070, 78076, 97595, 112660, 128140, 156152, 195190, 225320, 256280, 390380, 780760, 839317, 1678634, 3357268, 4196585, 6714536, 8393170, 16786340, 33572680]

約数ペア:

[(1, 33572680), (2, 16786340), (4, 8393170), (5, 6714536), (8, 4196585), (10, 3357268), (20, 1678634), (40, 839317), (43, 780760), (86, 390380), (131, 256280), (149, 225320), (172, 195190), (215, 156152), (262, 128140), (298, 112660), (344, 97595), (430, 78076), (524, 64070), (596, 56330), (655, 51256), (745, 45064), (860, 39038), (1048, 32035), (1192, 28165), (1310, 25628), (1490, 22532), (1720, 19519), (2620, 12814), (2980, 11266), (5240, 6407), (5633, 5960)]