66736775

素因数分解:

$5^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:528

約数の個数: 36

約数和(自身を含む): 97156728

約数和(自身を除く): 30419953

約数列:

[1, 5, 7, 25, 35, 49, 157, 175, 245, 347, 785, 1099, 1225, 1735, 2429, 3925, 5495, 7693, 8675, 12145, 17003, 27475, 38465, 54479, 60725, 85015, 192325, 272395, 381353, 425075, 1361975, 1906765, 2669471, 9533825, 13347355, 66736775]

約数ペア:

[(1, 66736775), (5, 13347355), (7, 9533825), (25, 2669471), (35, 1906765), (49, 1361975), (157, 425075), (175, 381353), (245, 272395), (347, 192325), (785, 85015), (1099, 60725), (1225, 54479), (1735, 38465), (2429, 27475), (3925, 17003), (5495, 12145), (7693, 8675)]