65143280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 160570080

約数和(自身を除く): 95426800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 580, 653, 688, 860, 1160, 1247, 1306, 1720, 2320, 2494, 2612, 3265, 3440, 4988, 5224, 6235, 6530, 9976, 10448, 12470, 13060, 18937, 19952, 24940, 26120, 28079, 37874, 49880, 52240, 56158, 75748, 94685, 99760, 112316, 140395, 151496, 189370, 224632, 280790, 302992, 378740, 449264, 561580, 757480, 814291, 1123160, 1514960, 1628582, 2246320, 3257164, 4071455, 6514328, 8142910, 13028656, 16285820, 32571640, 65143280]

約数ペア:

[(1, 65143280), (2, 32571640), (4, 16285820), (5, 13028656), (8, 8142910), (10, 6514328), (16, 4071455), (20, 3257164), (29, 2246320), (40, 1628582), (43, 1514960), (58, 1123160), (80, 814291), (86, 757480), (116, 561580), (145, 449264), (172, 378740), (215, 302992), (232, 280790), (290, 224632), (344, 189370), (430, 151496), (464, 140395), (580, 112316), (653, 99760), (688, 94685), (860, 75748), (1160, 56158), (1247, 52240), (1306, 49880), (1720, 37874), (2320, 28079), (2494, 26120), (2612, 24940), (3265, 19952), (3440, 18937), (4988, 13060), (5224, 12470), (6235, 10448), (6530, 9976)]