81376610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{40087}}^1$

素因数の和:40130

約数の個数: 32

約数和(自身を含む): 173180160

約数和(自身を除く): 91803550

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 40087, 80174, 200435, 280609, 400870, 561218, 1162523, 1403045, 2325046, 2806090, 5812615, 8137661, 11625230, 16275322, 40688305, 81376610]

約数ペア:

[(1, 81376610), (2, 40688305), (5, 16275322), (7, 11625230), (10, 8137661), (14, 5812615), (29, 2806090), (35, 2325046), (58, 1403045), (70, 1162523), (145, 561218), (203, 400870), (290, 280609), (406, 200435), (1015, 80174), (2030, 40087)]