81126304

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5101}}^1$

素因数の和:5189

約数の個数: 48

約数和(自身を含む): 185141376

約数和(自身を除く): 104015072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 1136, 1988, 2272, 3976, 5101, 7952, 10202, 15904, 20404, 35707, 40808, 71414, 81616, 142828, 163232, 285656, 362171, 571312, 724342, 1142624, 1448684, 2535197, 2897368, 5070394, 5794736, 10140788, 11589472, 20281576, 40563152, 81126304]

約数ペア:

[(1, 81126304), (2, 40563152), (4, 20281576), (7, 11589472), (8, 10140788), (14, 5794736), (16, 5070394), (28, 2897368), (32, 2535197), (56, 1448684), (71, 1142624), (112, 724342), (142, 571312), (224, 362171), (284, 285656), (497, 163232), (568, 142828), (994, 81616), (1136, 71414), (1988, 40808), (2272, 35707), (3976, 20404), (5101, 15904), (7952, 10202)]