142540528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{15937}}^1$

素因数の和:16001

約数の個数: 40

約数和(自身を含む): 304352048

約数和(自身を除く): 161811520

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 15937, 31874, 63748, 127496, 207181, 254992, 414362, 685291, 828724, 1370582, 1657448, 2741164, 3314896, 5482328, 8908783, 10964656, 17817566, 35635132, 71270264, 142540528]

約数ペア:

[(1, 142540528), (2, 71270264), (4, 35635132), (8, 17817566), (13, 10964656), (16, 8908783), (26, 5482328), (43, 3314896), (52, 2741164), (86, 1657448), (104, 1370582), (172, 828724), (208, 685291), (344, 414362), (559, 254992), (688, 207181), (1118, 127496), (2236, 63748), (4472, 31874), (8944, 15937)]