64687672

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{11437}}^1$

素因数の和:11551

約数の個数: 32

約数和(自身を含む): 140001120

約数和(自身を除く): 75313448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 11437, 22874, 45748, 80059, 91496, 160118, 320236, 640472, 1155137, 2310274, 4620548, 8085959, 9241096, 16171918, 32343836, 64687672]

約数ペア:

[(1, 64687672), (2, 32343836), (4, 16171918), (7, 9241096), (8, 8085959), (14, 4620548), (28, 2310274), (56, 1155137), (101, 640472), (202, 320236), (404, 160118), (707, 91496), (808, 80059), (1414, 45748), (2828, 22874), (5656, 11437)]