330137560

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{85087}}^1$

素因数の和:85195

約数の個数: 32

約数和(自身を含む): 750476160

約数和(自身を除く): 420338600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 85087, 170174, 340348, 425435, 680696, 850870, 1701740, 3403480, 8253439, 16506878, 33013756, 41267195, 66027512, 82534390, 165068780, 330137560]

約数ペア:

[(1, 330137560), (2, 165068780), (4, 82534390), (5, 66027512), (8, 41267195), (10, 33013756), (20, 16506878), (40, 8253439), (97, 3403480), (194, 1701740), (388, 850870), (485, 680696), (776, 425435), (970, 340348), (1940, 170174), (3880, 85087)]