257715904

素因数分解:

$2^6\times {\mathrm{739}}^1\times {\mathrm{5449}}^1$

素因数の和:6200

約数の個数: 28

約数和(自身を含む): 512191000

約数和(自身を除く): 254475096

約数列:

[1, 2, 4, 8, 16, 32, 64, 739, 1478, 2956, 5449, 5912, 10898, 11824, 21796, 23648, 43592, 47296, 87184, 174368, 348736, 4026811, 8053622, 16107244, 32214488, 64428976, 128857952, 257715904]

約数ペア:

[(1, 257715904), (2, 128857952), (4, 64428976), (8, 32214488), (16, 16107244), (32, 8053622), (64, 4026811), (739, 348736), (1478, 174368), (2956, 87184), (5449, 47296), (5912, 43592), (10898, 23648), (11824, 21796)]