199021625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2731}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 276172416

約数和(自身を除く): 77150791

約数列:

[1, 5, 11, 25, 53, 55, 125, 265, 275, 583, 1325, 1375, 2731, 2915, 6625, 13655, 14575, 30041, 68275, 72875, 144743, 150205, 341375, 723715, 751025, 1592173, 3618575, 3755125, 7960865, 18092875, 39804325, 199021625]

約数ペア:

[(1, 199021625), (5, 39804325), (11, 18092875), (25, 7960865), (53, 3755125), (55, 3618575), (125, 1592173), (265, 751025), (275, 723715), (583, 341375), (1325, 150205), (1375, 144743), (2731, 72875), (2915, 68275), (6625, 30041), (13655, 14575)]