200816875

素因数分解:

$5^4\times 7^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 289482336

約数和(自身を除く): 88665461

約数列:

[1, 5, 7, 25, 35, 125, 175, 197, 233, 625, 875, 985, 1165, 1379, 1631, 4375, 4925, 5825, 6895, 8155, 24625, 29125, 34475, 40775, 45901, 123125, 145625, 172375, 203875, 229505, 321307, 861875, 1019375, 1147525, 1606535, 5737625, 8032675, 28688125, 40163375, 200816875]

約数ペア:

[(1, 200816875), (5, 40163375), (7, 28688125), (25, 8032675), (35, 5737625), (125, 1606535), (175, 1147525), (197, 1019375), (233, 861875), (625, 321307), (875, 229505), (985, 203875), (1165, 172375), (1379, 145625), (1631, 123125), (4375, 45901), (4925, 40775), (5825, 34475), (6895, 29125), (8155, 24625)]