128573675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1627}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 166544400

約数和(自身を除く): 37970725

約数列:

[1, 5, 25, 29, 109, 145, 545, 725, 1627, 2725, 3161, 8135, 15805, 40675, 47183, 79025, 177343, 235915, 886715, 1179575, 4433575, 5142947, 25714735, 128573675]

約数ペア:

[(1, 128573675), (5, 25714735), (25, 5142947), (29, 4433575), (109, 1179575), (145, 886715), (545, 235915), (725, 177343), (1627, 79025), (2725, 47183), (3161, 40675), (8135, 15805)]