280112

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 40

約数和(自身を含む): 645792

約数和(自身を除く): 365680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 61, 82, 112, 122, 164, 244, 287, 328, 427, 488, 574, 656, 854, 976, 1148, 1708, 2296, 2501, 3416, 4592, 5002, 6832, 10004, 17507, 20008, 35014, 40016, 70028, 140056, 280112]

約数ペア:

[(1, 280112), (2, 140056), (4, 70028), (7, 40016), (8, 35014), (14, 20008), (16, 17507), (28, 10004), (41, 6832), (56, 5002), (61, 4592), (82, 3416), (112, 2501), (122, 2296), (164, 1708), (244, 1148), (287, 976), (328, 854), (427, 656), (488, 574)]