204772715

素因数分解:

$5^1\times 7^3\times {\mathrm{139}}^1\times {\mathrm{859}}^1$

素因数の和:1024

約数の個数: 32

約数和(自身を含む): 288960000

約数和(自身を除く): 84187285

約数列:

[1, 5, 7, 35, 49, 139, 245, 343, 695, 859, 973, 1715, 4295, 4865, 6013, 6811, 30065, 34055, 42091, 47677, 119401, 210455, 238385, 294637, 597005, 835807, 1473185, 4179035, 5850649, 29253245, 40954543, 204772715]

約数ペア:

[(1, 204772715), (5, 40954543), (7, 29253245), (35, 5850649), (49, 4179035), (139, 1473185), (245, 835807), (343, 597005), (695, 294637), (859, 238385), (973, 210455), (1715, 119401), (4295, 47677), (4865, 42091), (6013, 34055), (6811, 30065)]