68115825

素因数分解:

$3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{3121}}^1$

素因数の和:3234

約数の個数: 36

約数和(自身を含む): 123300268

約数和(自身を除く): 55184443

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 97, 225, 291, 485, 873, 1455, 2425, 3121, 4365, 7275, 9363, 15605, 21825, 28089, 46815, 78025, 140445, 234075, 302737, 702225, 908211, 1513685, 2724633, 4541055, 7568425, 13623165, 22705275, 68115825]

約数ペア:

[(1, 68115825), (3, 22705275), (5, 13623165), (9, 7568425), (15, 4541055), (25, 2724633), (45, 1513685), (75, 908211), (97, 702225), (225, 302737), (291, 234075), (485, 140445), (873, 78025), (1455, 46815), (2425, 28089), (3121, 21825), (4365, 15605), (7275, 9363)]