64908260

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 140857920

約数和(自身を除く): 75949660

約数列:

[1, 2, 4, 5, 10, 20, 59, 67, 118, 134, 236, 268, 295, 335, 590, 670, 821, 1180, 1340, 1642, 3284, 3953, 4105, 7906, 8210, 15812, 16420, 19765, 39530, 48439, 55007, 79060, 96878, 110014, 193756, 220028, 242195, 275035, 484390, 550070, 968780, 1100140, 3245413, 6490826, 12981652, 16227065, 32454130, 64908260]

約数ペア:

[(1, 64908260), (2, 32454130), (4, 16227065), (5, 12981652), (10, 6490826), (20, 3245413), (59, 1100140), (67, 968780), (118, 550070), (134, 484390), (236, 275035), (268, 242195), (295, 220028), (335, 193756), (590, 110014), (670, 96878), (821, 79060), (1180, 55007), (1340, 48439), (1642, 39530), (3284, 19765), (3953, 16420), (4105, 15812), (7906, 8210)]