80489550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{12479}}^1$

素因数の和:12537

約数の個数: 48

約数和(自身を含む): 204272640

約数和(自身を除く): 123783090

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1290, 2150, 3225, 6450, 12479, 24958, 37437, 62395, 74874, 124790, 187185, 311975, 374370, 536597, 623950, 935925, 1073194, 1609791, 1871850, 2682985, 3219582, 5365970, 8048955, 13414925, 16097910, 26829850, 40244775, 80489550]

約数ペア:

[(1, 80489550), (2, 40244775), (3, 26829850), (5, 16097910), (6, 13414925), (10, 8048955), (15, 5365970), (25, 3219582), (30, 2682985), (43, 1871850), (50, 1609791), (75, 1073194), (86, 935925), (129, 623950), (150, 536597), (215, 374370), (258, 311975), (430, 187185), (645, 124790), (1075, 74874), (1290, 62395), (2150, 37437), (3225, 24958), (6450, 12479)]