51825920

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2171

約数の個数: 72

約数和(自身を含む): 130734240

約数和(自身を除く): 78908320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2131, 2432, 3040, 4262, 4864, 6080, 8524, 10655, 12160, 17048, 21310, 24320, 34096, 40489, 42620, 68192, 80978, 85240, 136384, 161956, 170480, 202445, 272768, 323912, 340960, 404890, 545536, 647824, 681920, 809780, 1295648, 1363840, 1619560, 2591296, 2727680, 3239120, 5182592, 6478240, 10365184, 12956480, 25912960, 51825920]

約数ペア:

[(1, 51825920), (2, 25912960), (4, 12956480), (5, 10365184), (8, 6478240), (10, 5182592), (16, 3239120), (19, 2727680), (20, 2591296), (32, 1619560), (38, 1363840), (40, 1295648), (64, 809780), (76, 681920), (80, 647824), (95, 545536), (128, 404890), (152, 340960), (160, 323912), (190, 272768), (256, 202445), (304, 170480), (320, 161956), (380, 136384), (608, 85240), (640, 80978), (760, 68192), (1216, 42620), (1280, 40489), (1520, 34096), (2131, 24320), (2432, 21310), (3040, 17048), (4262, 12160), (4864, 10655), (6080, 8524)]