131069420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97813}}^1$

素因数の和:97889

約数の個数: 24

約数和(自身を含む): 279356784

約数和(自身を除く): 148287364

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 97813, 195626, 391252, 489065, 978130, 1956260, 6553471, 13106942, 26213884, 32767355, 65534710, 131069420]

約数ペア:

[(1, 131069420), (2, 65534710), (4, 32767355), (5, 26213884), (10, 13106942), (20, 6553471), (67, 1956260), (134, 978130), (268, 489065), (335, 391252), (670, 195626), (1340, 97813)]