16117475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 23569920

約数和(自身を除く): 7452445

約数列:

[1, 5, 11, 25, 29, 43, 47, 55, 145, 215, 235, 275, 319, 473, 517, 725, 1075, 1175, 1247, 1363, 1595, 2021, 2365, 2585, 6235, 6815, 7975, 10105, 11825, 12925, 13717, 14993, 22231, 31175, 34075, 50525, 58609, 68585, 74965, 111155, 293045, 342925, 374825, 555775, 644699, 1465225, 3223495, 16117475]

約数ペア:

[(1, 16117475), (5, 3223495), (11, 1465225), (25, 644699), (29, 555775), (43, 374825), (47, 342925), (55, 293045), (145, 111155), (215, 74965), (235, 68585), (275, 58609), (319, 50525), (473, 34075), (517, 31175), (725, 22231), (1075, 14993), (1175, 13717), (1247, 12925), (1363, 11825), (1595, 10105), (2021, 7975), (2365, 6815), (2585, 6235)]