73336720

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1801}}^1$

素因数の和:2323

約数の個数: 40

約数和(自身を含む): 170937720

約数和(自身を除く): 97601000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 1018, 1801, 2036, 2545, 3602, 4072, 5090, 7204, 8144, 9005, 10180, 14408, 18010, 20360, 28816, 36020, 40720, 72040, 144080, 916709, 1833418, 3666836, 4583545, 7333672, 9167090, 14667344, 18334180, 36668360, 73336720]

約数ペア:

[(1, 73336720), (2, 36668360), (4, 18334180), (5, 14667344), (8, 9167090), (10, 7333672), (16, 4583545), (20, 3666836), (40, 1833418), (80, 916709), (509, 144080), (1018, 72040), (1801, 40720), (2036, 36020), (2545, 28816), (3602, 20360), (4072, 18010), (5090, 14408), (7204, 10180), (8144, 9005)]