54111100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 124367040

約数和(自身を除く): 70255940

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 47, 50, 58, 94, 100, 116, 145, 188, 235, 290, 397, 470, 580, 725, 794, 940, 1175, 1363, 1450, 1588, 1985, 2350, 2726, 2900, 3970, 4700, 5452, 6815, 7940, 9925, 11513, 13630, 18659, 19850, 23026, 27260, 34075, 37318, 39700, 46052, 57565, 68150, 74636, 93295, 115130, 136300, 186590, 230260, 287825, 373180, 466475, 541111, 575650, 932950, 1082222, 1151300, 1865900, 2164444, 2705555, 5411110, 10822220, 13527775, 27055550, 54111100]

約数ペア:

[(1, 54111100), (2, 27055550), (4, 13527775), (5, 10822220), (10, 5411110), (20, 2705555), (25, 2164444), (29, 1865900), (47, 1151300), (50, 1082222), (58, 932950), (94, 575650), (100, 541111), (116, 466475), (145, 373180), (188, 287825), (235, 230260), (290, 186590), (397, 136300), (470, 115130), (580, 93295), (725, 74636), (794, 68150), (940, 57565), (1175, 46052), (1363, 39700), (1450, 37318), (1588, 34075), (1985, 27260), (2350, 23026), (2726, 19850), (2900, 18659), (3970, 13630), (4700, 11513), (5452, 9925), (6815, 7940)]