54240520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 127442880

約数和(自身を除く): 73202360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 67, 74, 134, 148, 185, 268, 296, 335, 370, 536, 547, 670, 740, 1094, 1340, 1480, 2188, 2479, 2680, 2735, 4376, 4958, 5470, 9916, 10940, 12395, 19832, 20239, 21880, 24790, 36649, 40478, 49580, 73298, 80956, 99160, 101195, 146596, 161912, 183245, 202390, 293192, 366490, 404780, 732980, 809560, 1356013, 1465960, 2712026, 5424052, 6780065, 10848104, 13560130, 27120260, 54240520]

約数ペア:

[(1, 54240520), (2, 27120260), (4, 13560130), (5, 10848104), (8, 6780065), (10, 5424052), (20, 2712026), (37, 1465960), (40, 1356013), (67, 809560), (74, 732980), (134, 404780), (148, 366490), (185, 293192), (268, 202390), (296, 183245), (335, 161912), (370, 146596), (536, 101195), (547, 99160), (670, 80956), (740, 73298), (1094, 49580), (1340, 40478), (1480, 36649), (2188, 24790), (2479, 21880), (2680, 20239), (2735, 19832), (4376, 12395), (4958, 10940), (5470, 9916)]