66180825

素因数分解:

$3^2\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1319}}^1$

素因数の和:1558

約数の個数: 36

約数和(自身を含む): 119159040

約数和(自身を除く): 52978215

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 223, 225, 669, 1115, 1319, 2007, 3345, 3957, 5575, 6595, 10035, 11871, 16725, 19785, 32975, 50175, 59355, 98925, 294137, 296775, 882411, 1470685, 2647233, 4412055, 7353425, 13236165, 22060275, 66180825]

約数ペア:

[(1, 66180825), (3, 22060275), (5, 13236165), (9, 7353425), (15, 4412055), (25, 2647233), (45, 1470685), (75, 882411), (223, 296775), (225, 294137), (669, 98925), (1115, 59355), (1319, 50175), (2007, 32975), (3345, 19785), (3957, 16725), (5575, 11871), (6595, 10035)]