25401710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1223}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 47941632

約数和(自身を除く): 22539922

約数列:

[1, 2, 5, 10, 31, 62, 67, 134, 155, 310, 335, 670, 1223, 2077, 2446, 4154, 6115, 10385, 12230, 20770, 37913, 75826, 81941, 163882, 189565, 379130, 409705, 819410, 2540171, 5080342, 12700855, 25401710]

約数ペア:

[(1, 25401710), (2, 12700855), (5, 5080342), (10, 2540171), (31, 819410), (62, 409705), (67, 379130), (134, 189565), (155, 163882), (310, 81941), (335, 75826), (670, 37913), (1223, 20770), (2077, 12230), (2446, 10385), (4154, 6115)]