48089990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11933}}^1$

素因数の和:11984

約数の個数: 32

約数和(自身を含む): 96235776

約数和(自身を除く): 48145786

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 11933, 23866, 59665, 119330, 155129, 310258, 369923, 739846, 775645, 1551290, 1849615, 3699230, 4808999, 9617998, 24044995, 48089990]

約数ペア:

[(1, 48089990), (2, 24044995), (5, 9617998), (10, 4808999), (13, 3699230), (26, 1849615), (31, 1551290), (62, 775645), (65, 739846), (130, 369923), (155, 310258), (310, 155129), (403, 119330), (806, 59665), (2015, 23866), (4030, 11933)]