166677340

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 355590144

約数和(自身を除く): 188912804

約数列:

[1, 2, 4, 5, 10, 20, 127, 211, 254, 311, 422, 508, 622, 635, 844, 1055, 1244, 1270, 1555, 2110, 2540, 3110, 4220, 6220, 26797, 39497, 53594, 65621, 78994, 107188, 131242, 133985, 157988, 197485, 262484, 267970, 328105, 394970, 535940, 656210, 789940, 1312420, 8333867, 16667734, 33335468, 41669335, 83338670, 166677340]

約数ペア:

[(1, 166677340), (2, 83338670), (4, 41669335), (5, 33335468), (10, 16667734), (20, 8333867), (127, 1312420), (211, 789940), (254, 656210), (311, 535940), (422, 394970), (508, 328105), (622, 267970), (635, 262484), (844, 197485), (1055, 157988), (1244, 133985), (1270, 131242), (1555, 107188), (2110, 78994), (2540, 65621), (3110, 53594), (4220, 39497), (6220, 26797)]