164461825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 238270464

約数和(自身を除く): 73808639

約数列:

[1, 5, 11, 17, 25, 55, 85, 127, 187, 275, 277, 425, 635, 935, 1385, 1397, 2159, 3047, 3175, 4675, 4709, 6925, 6985, 10795, 15235, 23545, 23749, 34925, 35179, 51799, 53975, 76175, 117725, 118745, 175895, 258995, 386969, 593725, 598043, 879475, 1294975, 1934845, 2990215, 6578473, 9674225, 14951075, 32892365, 164461825]

約数ペア:

[(1, 164461825), (5, 32892365), (11, 14951075), (17, 9674225), (25, 6578473), (55, 2990215), (85, 1934845), (127, 1294975), (187, 879475), (275, 598043), (277, 593725), (425, 386969), (635, 258995), (935, 175895), (1385, 118745), (1397, 117725), (2159, 76175), (3047, 53975), (3175, 51799), (4675, 35179), (4709, 34925), (6925, 23749), (6985, 23545), (10795, 15235)]