81083716

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 171884160

約数和(自身を除く): 90800444

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 173, 266, 346, 532, 692, 881, 1211, 1762, 2422, 3287, 3524, 4844, 6167, 6574, 12334, 13148, 16739, 23009, 24668, 33478, 46018, 66956, 92036, 117173, 152413, 234346, 304826, 468692, 609652, 1066891, 2133782, 2895847, 4267564, 5791694, 11583388, 20270929, 40541858, 81083716]

約数ペア:

[(1, 81083716), (2, 40541858), (4, 20270929), (7, 11583388), (14, 5791694), (19, 4267564), (28, 2895847), (38, 2133782), (76, 1066891), (133, 609652), (173, 468692), (266, 304826), (346, 234346), (532, 152413), (692, 117173), (881, 92036), (1211, 66956), (1762, 46018), (2422, 33478), (3287, 24668), (3524, 23009), (4844, 16739), (6167, 13148), (6574, 12334)]