87271460

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{13183}}^1$

素因数の和:13523

約数の個数: 24

約数和(自身を含む): 183837696

約数和(自身を除く): 96566236

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 13183, 26366, 52732, 65915, 131830, 263660, 4363573, 8727146, 17454292, 21817865, 43635730, 87271460]

約数ペア:

[(1, 87271460), (2, 43635730), (4, 21817865), (5, 17454292), (10, 8727146), (20, 4363573), (331, 263660), (662, 131830), (1324, 65915), (1655, 52732), (3310, 26366), (6620, 13183)]