68603440

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5261}}^1$

素因数の和:5437

約数の個数: 40

約数和(自身を含む): 160512048

約数和(自身を除く): 91908608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 5261, 6520, 10522, 13040, 21044, 26305, 42088, 52610, 84176, 105220, 210440, 420880, 857543, 1715086, 3430172, 4287715, 6860344, 8575430, 13720688, 17150860, 34301720, 68603440]

約数ペア:

[(1, 68603440), (2, 34301720), (4, 17150860), (5, 13720688), (8, 8575430), (10, 6860344), (16, 4287715), (20, 3430172), (40, 1715086), (80, 857543), (163, 420880), (326, 210440), (652, 105220), (815, 84176), (1304, 52610), (1630, 42088), (2608, 26305), (3260, 21044), (5261, 13040), (6520, 10522)]