251657344

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 520934400

約数和(自身を除く): 269277056

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 79, 82, 128, 158, 164, 316, 328, 607, 632, 656, 1214, 1264, 1312, 2428, 2528, 2624, 3239, 4856, 5056, 5248, 6478, 9712, 10112, 12956, 19424, 24887, 25912, 38848, 47953, 49774, 51824, 77696, 95906, 99548, 103648, 191812, 199096, 207296, 383624, 398192, 414592, 767248, 796384, 1534496, 1592768, 1966073, 3068992, 3185536, 3932146, 6137984, 7864292, 15728584, 31457168, 62914336, 125828672, 251657344]

約数ペア:

[(1, 251657344), (2, 125828672), (4, 62914336), (8, 31457168), (16, 15728584), (32, 7864292), (41, 6137984), (64, 3932146), (79, 3185536), (82, 3068992), (128, 1966073), (158, 1592768), (164, 1534496), (316, 796384), (328, 767248), (607, 414592), (632, 398192), (656, 383624), (1214, 207296), (1264, 199096), (1312, 191812), (2428, 103648), (2528, 99548), (2624, 95906), (3239, 77696), (4856, 51824), (5056, 49774), (5248, 47953), (6478, 38848), (9712, 25912), (10112, 24887), (12956, 19424)]