68206775

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4283}}^1$

素因数の和:4320

約数の個数: 36

約数和(自身を含む): 105977592

約数和(自身を除く): 37770817

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 637, 1225, 2275, 3185, 4283, 15925, 21415, 29981, 55679, 107075, 149905, 209867, 278395, 389753, 749525, 1049335, 1391975, 1948765, 2728271, 5246675, 9743825, 13641355, 68206775]

約数ペア:

[(1, 68206775), (5, 13641355), (7, 9743825), (13, 5246675), (25, 2728271), (35, 1948765), (49, 1391975), (65, 1049335), (91, 749525), (175, 389753), (245, 278395), (325, 209867), (455, 149905), (637, 107075), (1225, 55679), (2275, 29981), (3185, 21415), (4283, 15925)]