72250960

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1307}}^1$

素因数の和:2011

約数の個数: 40

約数和(自身を含む): 168355296

約数和(自身を除く): 96104336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1307, 1382, 2614, 2764, 3455, 5228, 5528, 6535, 6910, 10456, 11056, 13070, 13820, 20912, 26140, 27640, 52280, 55280, 104560, 903137, 1806274, 3612548, 4515685, 7225096, 9031370, 14450192, 18062740, 36125480, 72250960]

約数ペア:

[(1, 72250960), (2, 36125480), (4, 18062740), (5, 14450192), (8, 9031370), (10, 7225096), (16, 4515685), (20, 3612548), (40, 1806274), (80, 903137), (691, 104560), (1307, 55280), (1382, 52280), (2614, 27640), (2764, 26140), (3455, 20912), (5228, 13820), (5528, 13070), (6535, 11056), (6910, 10456)]