2109803375

素因数分解:

$5^3\times {\mathrm{127}}^1\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 2668363776

約数和(自身を除く): 558560401

約数列:

[1, 5, 25, 125, 127, 347, 383, 635, 1735, 1915, 3175, 8675, 9575, 15875, 43375, 44069, 47875, 48641, 132901, 220345, 243205, 664505, 1101725, 1216025, 3322525, 5508625, 6080125, 16612625, 16878427, 84392135, 421960675, 2109803375]

約数ペア:

[(1, 2109803375), (5, 421960675), (25, 84392135), (125, 16878427), (127, 16612625), (347, 6080125), (383, 5508625), (635, 3322525), (1735, 1216025), (1915, 1101725), (3175, 664505), (8675, 243205), (9575, 220345), (15875, 132901), (43375, 48641), (44069, 47875)]