166264520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{62039}}^1$

素因数の和:62117

約数の個数: 32

約数和(自身を含む): 379684800

約数和(自身を除く): 213420280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 62039, 124078, 248156, 310195, 496312, 620390, 1240780, 2481560, 4156613, 8313226, 16626452, 20783065, 33252904, 41566130, 83132260, 166264520]

約数ペア:

[(1, 166264520), (2, 83132260), (4, 41566130), (5, 33252904), (8, 20783065), (10, 16626452), (20, 8313226), (40, 4156613), (67, 2481560), (134, 1240780), (268, 620390), (335, 496312), (536, 310195), (670, 248156), (1340, 124078), (2680, 62039)]