64418320

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{15193}}^1$

素因数の和:15259

約数の個数: 40

約数和(自身を含む): 152608536

約数和(自身を除く): 88190216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 15193, 30386, 60772, 75965, 121544, 151930, 243088, 303860, 607720, 805229, 1215440, 1610458, 3220916, 4026145, 6441832, 8052290, 12883664, 16104580, 32209160, 64418320]

約数ペア:

[(1, 64418320), (2, 32209160), (4, 16104580), (5, 12883664), (8, 8052290), (10, 6441832), (16, 4026145), (20, 3220916), (40, 1610458), (53, 1215440), (80, 805229), (106, 607720), (212, 303860), (265, 243088), (424, 151930), (530, 121544), (848, 75965), (1060, 60772), (2120, 30386), (4240, 15193)]