72051590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5381}}^1$

素因数の和:5504

約数の個数: 32

約数和(自身を含む): 141051456

約数和(自身を除く): 68999866

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 5381, 6695, 10762, 13390, 26905, 53810, 69953, 139906, 349765, 554243, 699530, 1108486, 2771215, 5542430, 7205159, 14410318, 36025795, 72051590]

約数ペア:

[(1, 72051590), (2, 36025795), (5, 14410318), (10, 7205159), (13, 5542430), (26, 2771215), (65, 1108486), (103, 699530), (130, 554243), (206, 349765), (515, 139906), (1030, 69953), (1339, 53810), (2678, 26905), (5381, 13390), (6695, 10762)]