85864720

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{6427}}^1$

素因数の和:6607

約数の個数: 40

約数和(自身を含む): 200862144

約数和(自身を除く): 114997424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 6427, 6680, 12854, 13360, 25708, 32135, 51416, 64270, 102832, 128540, 257080, 514160, 1073309, 2146618, 4293236, 5366545, 8586472, 10733090, 17172944, 21466180, 42932360, 85864720]

約数ペア:

[(1, 85864720), (2, 42932360), (4, 21466180), (5, 17172944), (8, 10733090), (10, 8586472), (16, 5366545), (20, 4293236), (40, 2146618), (80, 1073309), (167, 514160), (334, 257080), (668, 128540), (835, 102832), (1336, 64270), (1670, 51416), (2672, 32135), (3340, 25708), (6427, 13360), (6680, 12854)]