8239825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 36

約数和(自身を含む): 11905488

約数和(自身を除く): 3665663

約数列:

[1, 5, 11, 19, 25, 55, 83, 95, 209, 275, 361, 415, 475, 913, 1045, 1577, 1805, 2075, 3971, 4565, 5225, 7885, 9025, 17347, 19855, 22825, 29963, 39425, 86735, 99275, 149815, 329593, 433675, 749075, 1647965, 8239825]

約数ペア:

[(1, 8239825), (5, 1647965), (11, 749075), (19, 433675), (25, 329593), (55, 149815), (83, 99275), (95, 86735), (209, 39425), (275, 29963), (361, 22825), (415, 19855), (475, 17347), (913, 9025), (1045, 7885), (1577, 5225), (1805, 4565), (2075, 3971)]