51217075

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 79994880

約数和(自身を除く): 28777805

約数列:

[1, 5, 7, 13, 25, 35, 47, 65, 91, 175, 235, 325, 329, 455, 479, 611, 1175, 1645, 2275, 2395, 3055, 3353, 4277, 6227, 8225, 11975, 15275, 16765, 21385, 22513, 31135, 43589, 83825, 106925, 112565, 155675, 157591, 217945, 292669, 562825, 787955, 1089725, 1463345, 2048683, 3939775, 7316725, 10243415, 51217075]

約数ペア:

[(1, 51217075), (5, 10243415), (7, 7316725), (13, 3939775), (25, 2048683), (35, 1463345), (47, 1089725), (65, 787955), (91, 562825), (175, 292669), (235, 217945), (325, 157591), (329, 155675), (455, 112565), (479, 106925), (611, 83825), (1175, 43589), (1645, 31135), (2275, 22513), (2395, 21385), (3055, 16765), (3353, 15275), (4277, 11975), (6227, 8225)]