84687080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{57221}}^1$

素因数の和:57269

約数の個数: 32

約数和(自身を含む): 195699240

約数和(自身を除く): 111012160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 57221, 114442, 228884, 286105, 457768, 572210, 1144420, 2117177, 2288840, 4234354, 8468708, 10585885, 16937416, 21171770, 42343540, 84687080]

約数ペア:

[(1, 84687080), (2, 42343540), (4, 21171770), (5, 16937416), (8, 10585885), (10, 8468708), (20, 4234354), (37, 2288840), (40, 2117177), (74, 1144420), (148, 572210), (185, 457768), (296, 286105), (370, 228884), (740, 114442), (1480, 57221)]