52813840

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1297}}^1$

素因数の和:1819

約数の個数: 40

約数和(自身を含む): 123128280

約数和(自身を除く): 70314440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 1018, 1297, 2036, 2545, 2594, 4072, 5090, 5188, 6485, 8144, 10180, 10376, 12970, 20360, 20752, 25940, 40720, 51880, 103760, 660173, 1320346, 2640692, 3300865, 5281384, 6601730, 10562768, 13203460, 26406920, 52813840]

約数ペア:

[(1, 52813840), (2, 26406920), (4, 13203460), (5, 10562768), (8, 6601730), (10, 5281384), (16, 3300865), (20, 2640692), (40, 1320346), (80, 660173), (509, 103760), (1018, 51880), (1297, 40720), (2036, 25940), (2545, 20752), (2594, 20360), (4072, 12970), (5090, 10376), (5188, 10180), (6485, 8144)]