81419070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{40507}}^1$

素因数の和:40584

約数の個数: 32

約数和(自身を含む): 198327168

約数和(自身を除く): 116908098

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 40507, 81014, 121521, 202535, 243042, 405070, 607605, 1215210, 2713969, 5427938, 8141907, 13569845, 16283814, 27139690, 40709535, 81419070]

約数ペア:

[(1, 81419070), (2, 40709535), (3, 27139690), (5, 16283814), (6, 13569845), (10, 8141907), (15, 5427938), (30, 2713969), (67, 1215210), (134, 607605), (201, 405070), (335, 243042), (402, 202535), (670, 121521), (1005, 81014), (2010, 40507)]