80742540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4789}}^1$

素因数の和:5082

約数の個数: 48

約数和(自身を含む): 226931040

約数和(自身を除く): 146188500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 843, 1124, 1405, 1686, 2810, 3372, 4215, 4789, 5620, 8430, 9578, 14367, 16860, 19156, 23945, 28734, 47890, 57468, 71835, 95780, 143670, 287340, 1345709, 2691418, 4037127, 5382836, 6728545, 8074254, 13457090, 16148508, 20185635, 26914180, 40371270, 80742540]

約数ペア:

[(1, 80742540), (2, 40371270), (3, 26914180), (4, 20185635), (5, 16148508), (6, 13457090), (10, 8074254), (12, 6728545), (15, 5382836), (20, 4037127), (30, 2691418), (60, 1345709), (281, 287340), (562, 143670), (843, 95780), (1124, 71835), (1405, 57468), (1686, 47890), (2810, 28734), (3372, 23945), (4215, 19156), (4789, 16860), (5620, 14367), (8430, 9578)]