42123575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 60162816

約数和(自身を除く): 18039241

約数列:

[1, 5, 13, 25, 31, 37, 65, 113, 155, 185, 325, 403, 481, 565, 775, 925, 1147, 1469, 2015, 2405, 2825, 3503, 4181, 5735, 7345, 10075, 12025, 14911, 17515, 20905, 28675, 36725, 45539, 54353, 74555, 87575, 104525, 129611, 227695, 271765, 372775, 648055, 1138475, 1358825, 1684943, 3240275, 8424715, 42123575]

約数ペア:

[(1, 42123575), (5, 8424715), (13, 3240275), (25, 1684943), (31, 1358825), (37, 1138475), (65, 648055), (113, 372775), (155, 271765), (185, 227695), (325, 129611), (403, 104525), (481, 87575), (565, 74555), (775, 54353), (925, 45539), (1147, 36725), (1469, 28675), (2015, 20905), (2405, 17515), (2825, 14911), (3503, 12025), (4181, 10075), (5735, 7345)]