67981375

素因数分解:

$5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1009}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 107771040

約数和(自身を除く): 39789665

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 125, 175, 245, 275, 385, 539, 875, 1009, 1225, 1375, 1925, 2695, 5045, 6125, 7063, 9625, 11099, 13475, 25225, 35315, 49441, 55495, 67375, 77693, 126125, 176575, 247205, 277475, 388465, 543851, 882875, 1236025, 1387375, 1942325, 2719255, 6180125, 9711625, 13596275, 67981375]

約数ペア:

[(1, 67981375), (5, 13596275), (7, 9711625), (11, 6180125), (25, 2719255), (35, 1942325), (49, 1387375), (55, 1236025), (77, 882875), (125, 543851), (175, 388465), (245, 277475), (275, 247205), (385, 176575), (539, 126125), (875, 77693), (1009, 67375), (1225, 55495), (1375, 49441), (1925, 35315), (2695, 25225), (5045, 13475), (6125, 11099), (7063, 9625)]