73890775

素因数分解:

$5^2\times 7^4\times {\mathrm{1231}}^1$

素因数の和:1269

約数の個数: 30

約数和(自身を含む): 106975792

約数和(自身を除く): 33085017

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1231, 1715, 2401, 6155, 8575, 8617, 12005, 30775, 43085, 60025, 60319, 215425, 301595, 422233, 1507975, 2111165, 2955631, 10555825, 14778155, 73890775]

約数ペア:

[(1, 73890775), (5, 14778155), (7, 10555825), (25, 2955631), (35, 2111165), (49, 1507975), (175, 422233), (245, 301595), (343, 215425), (1225, 60319), (1231, 60025), (1715, 43085), (2401, 30775), (6155, 12005), (8575, 8617)]