164899275

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 279624960

約数和(自身を除く): 114725685

約数列:

[1, 3, 5, 15, 25, 71, 75, 173, 179, 213, 355, 519, 537, 865, 895, 1065, 1775, 2595, 2685, 4325, 4475, 5325, 12283, 12709, 12975, 13425, 30967, 36849, 38127, 61415, 63545, 92901, 154835, 184245, 190635, 307075, 317725, 464505, 774175, 921225, 953175, 2198657, 2322525, 6595971, 10993285, 32979855, 54966425, 164899275]

約数ペア:

[(1, 164899275), (3, 54966425), (5, 32979855), (15, 10993285), (25, 6595971), (71, 2322525), (75, 2198657), (173, 953175), (179, 921225), (213, 774175), (355, 464505), (519, 317725), (537, 307075), (865, 190635), (895, 184245), (1065, 154835), (1775, 92901), (2595, 63545), (2685, 61415), (4325, 38127), (4475, 36849), (5325, 30967), (12283, 13425), (12709, 12975)]