71397248

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 154995120

約数和(自身を除く): 83597872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 128, 208, 214, 401, 416, 428, 802, 832, 856, 1391, 1604, 1664, 1712, 2782, 3208, 3424, 5213, 5564, 6416, 6848, 10426, 11128, 12832, 13696, 20852, 22256, 25664, 41704, 42907, 44512, 51328, 83408, 85814, 89024, 166816, 171628, 178048, 333632, 343256, 557791, 667264, 686512, 1115582, 1373024, 2231164, 2746048, 4462328, 5492096, 8924656, 17849312, 35698624, 71397248]

約数ペア:

[(1, 71397248), (2, 35698624), (4, 17849312), (8, 8924656), (13, 5492096), (16, 4462328), (26, 2746048), (32, 2231164), (52, 1373024), (64, 1115582), (104, 686512), (107, 667264), (128, 557791), (208, 343256), (214, 333632), (401, 178048), (416, 171628), (428, 166816), (802, 89024), (832, 85814), (856, 83408), (1391, 51328), (1604, 44512), (1664, 42907), (1712, 41704), (2782, 25664), (3208, 22256), (3424, 20852), (5213, 13696), (5564, 12832), (6416, 11128), (6848, 10426)]