74672475

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 128920320

約数和(自身を除く): 54247845

約数列:

[1, 3, 5, 15, 25, 37, 71, 75, 111, 185, 213, 355, 379, 555, 925, 1065, 1137, 1775, 1895, 2627, 2775, 5325, 5685, 7881, 9475, 13135, 14023, 26909, 28425, 39405, 42069, 65675, 70115, 80727, 134545, 197025, 210345, 350575, 403635, 672725, 995633, 1051725, 2018175, 2986899, 4978165, 14934495, 24890825, 74672475]

約数ペア:

[(1, 74672475), (3, 24890825), (5, 14934495), (15, 4978165), (25, 2986899), (37, 2018175), (71, 1051725), (75, 995633), (111, 672725), (185, 403635), (213, 350575), (355, 210345), (379, 197025), (555, 134545), (925, 80727), (1065, 70115), (1137, 65675), (1775, 42069), (1895, 39405), (2627, 28425), (2775, 26909), (5325, 14023), (5685, 13135), (7881, 9475)]