68275375

素因数分解:

$5^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 101155392

約数和(自身を除く): 32880017

約数列:

[1, 5, 7, 25, 35, 49, 71, 125, 157, 175, 245, 355, 497, 785, 875, 1099, 1225, 1775, 2485, 3479, 3925, 5495, 6125, 7693, 8875, 11147, 12425, 17395, 19625, 27475, 38465, 55735, 62125, 78029, 86975, 137375, 192325, 278675, 390145, 434875, 546203, 961625, 1393375, 1950725, 2731015, 9753625, 13655075, 68275375]

約数ペア:

[(1, 68275375), (5, 13655075), (7, 9753625), (25, 2731015), (35, 1950725), (49, 1393375), (71, 961625), (125, 546203), (157, 434875), (175, 390145), (245, 278675), (355, 192325), (497, 137375), (785, 86975), (875, 78029), (1099, 62125), (1225, 55735), (1775, 38465), (2485, 27475), (3479, 19625), (3925, 17395), (5495, 12425), (6125, 11147), (7693, 8875)]