901280

素因数分解:

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

素因数の和:189

約数の個数: 48

約数和(自身を含む): 2195424

約数和(自身を除く): 1294144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 131, 160, 172, 215, 262, 344, 430, 524, 655, 688, 860, 1048, 1310, 1376, 1720, 2096, 2620, 3440, 4192, 5240, 5633, 6880, 10480, 11266, 20960, 22532, 28165, 45064, 56330, 90128, 112660, 180256, 225320, 450640, 901280]

約数ペア:

[(1, 901280), (2, 450640), (4, 225320), (5, 180256), (8, 112660), (10, 90128), (16, 56330), (20, 45064), (32, 28165), (40, 22532), (43, 20960), (80, 11266), (86, 10480), (131, 6880), (160, 5633), (172, 5240), (215, 4192), (262, 3440), (344, 2620), (430, 2096), (524, 1720), (655, 1376), (688, 1310), (860, 1048)]