30512900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{27739}}^1$

素因数の和:27764

約数の個数: 36

約数和(自身を含む): 72234960

約数和(自身を除く): 41722060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 27739, 55478, 110956, 138695, 277390, 305129, 554780, 610258, 693475, 1220516, 1386950, 1525645, 2773900, 3051290, 6102580, 7628225, 15256450, 30512900]

約数ペア:

[(1, 30512900), (2, 15256450), (4, 7628225), (5, 6102580), (10, 3051290), (11, 2773900), (20, 1525645), (22, 1386950), (25, 1220516), (44, 693475), (50, 610258), (55, 554780), (100, 305129), (110, 277390), (220, 138695), (275, 110956), (550, 55478), (1100, 27739)]