25797680

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4813}}^1$

素因数の和:4893

約数の個数: 40

約数和(自身を含む): 60887472

約数和(自身を除く): 35089792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 4813, 5360, 9626, 19252, 24065, 38504, 48130, 77008, 96260, 192520, 322471, 385040, 644942, 1289884, 1612355, 2579768, 3224710, 5159536, 6449420, 12898840, 25797680]

約数ペア:

[(1, 25797680), (2, 12898840), (4, 6449420), (5, 5159536), (8, 3224710), (10, 2579768), (16, 1612355), (20, 1289884), (40, 644942), (67, 385040), (80, 322471), (134, 192520), (268, 96260), (335, 77008), (536, 48130), (670, 38504), (1072, 24065), (1340, 19252), (2680, 9626), (4813, 5360)]