51638720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23053}}^1$

素因数の和:23077

約数の個数: 56

約数和(自身を含む): 140537184

約数和(自身を除く): 88898464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 23053, 46106, 92212, 115265, 161371, 184424, 230530, 322742, 368848, 461060, 645484, 737696, 806855, 922120, 1290968, 1475392, 1613710, 1844240, 2581936, 3227420, 3688480, 5163872, 6454840, 7376960, 10327744, 12909680, 25819360, 51638720]

約数ペア:

[(1, 51638720), (2, 25819360), (4, 12909680), (5, 10327744), (7, 7376960), (8, 6454840), (10, 5163872), (14, 3688480), (16, 3227420), (20, 2581936), (28, 1844240), (32, 1613710), (35, 1475392), (40, 1290968), (56, 922120), (64, 806855), (70, 737696), (80, 645484), (112, 461060), (140, 368848), (160, 322742), (224, 230530), (280, 184424), (320, 161371), (448, 115265), (560, 92212), (1120, 46106), (2240, 23053)]