75343780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 162400896

約数和(自身を除く): 87057116

約数列:

[1, 2, 4, 5, 10, 20, 71, 97, 142, 194, 284, 355, 388, 485, 547, 710, 970, 1094, 1420, 1940, 2188, 2735, 5470, 6887, 10940, 13774, 27548, 34435, 38837, 53059, 68870, 77674, 106118, 137740, 155348, 194185, 212236, 265295, 388370, 530590, 776740, 1061180, 3767189, 7534378, 15068756, 18835945, 37671890, 75343780]

約数ペア:

[(1, 75343780), (2, 37671890), (4, 18835945), (5, 15068756), (10, 7534378), (20, 3767189), (71, 1061180), (97, 776740), (142, 530590), (194, 388370), (284, 265295), (355, 212236), (388, 194185), (485, 155348), (547, 137740), (710, 106118), (970, 77674), (1094, 68870), (1420, 53059), (1940, 38837), (2188, 34435), (2735, 27548), (5470, 13774), (6887, 10940)]