71345512

素因数分解:

$2^3\times 7^1\times {\mathrm{509}}^1\times {\mathrm{2503}}^1$

素因数の和:3025

約数の個数: 32

約数和(自身を含む): 153244800

約数和(自身を除く): 81899288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 509, 1018, 2036, 2503, 3563, 4072, 5006, 7126, 10012, 14252, 17521, 20024, 28504, 35042, 70084, 140168, 1274027, 2548054, 5096108, 8918189, 10192216, 17836378, 35672756, 71345512]

約数ペア:

[(1, 71345512), (2, 35672756), (4, 17836378), (7, 10192216), (8, 8918189), (14, 5096108), (28, 2548054), (56, 1274027), (509, 140168), (1018, 70084), (2036, 35042), (2503, 28504), (3563, 20024), (4072, 17521), (5006, 14252), (7126, 10012)]