18118050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^2$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 46861584

約数和(自身を除く): 28743534

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 53, 75, 86, 106, 129, 150, 159, 215, 258, 265, 318, 430, 530, 645, 795, 1075, 1290, 1325, 1590, 2150, 2279, 2650, 2809, 3225, 3975, 4558, 5618, 6450, 6837, 7950, 8427, 11395, 13674, 14045, 16854, 22790, 28090, 34185, 42135, 56975, 68370, 70225, 84270, 113950, 120787, 140450, 170925, 210675, 241574, 341850, 362361, 421350, 603935, 724722, 1207870, 1811805, 3019675, 3623610, 6039350, 9059025, 18118050]

約数ペア:

[(1, 18118050), (2, 9059025), (3, 6039350), (5, 3623610), (6, 3019675), (10, 1811805), (15, 1207870), (25, 724722), (30, 603935), (43, 421350), (50, 362361), (53, 341850), (75, 241574), (86, 210675), (106, 170925), (129, 140450), (150, 120787), (159, 113950), (215, 84270), (258, 70225), (265, 68370), (318, 56975), (430, 42135), (530, 34185), (645, 28090), (795, 22790), (1075, 16854), (1290, 14045), (1325, 13674), (1590, 11395), (2150, 8427), (2279, 7950), (2650, 6837), (2809, 6450), (3225, 5618), (3975, 4558)]