71366890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{2003}}^1$

素因数の和:2526

約数の個数: 32

約数和(自身を含む): 147173760

約数和(自身を除く): 75806870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 509, 1018, 2003, 2545, 3563, 4006, 5090, 7126, 10015, 14021, 17815, 20030, 28042, 35630, 70105, 140210, 1019527, 2039054, 5097635, 7136689, 10195270, 14273378, 35683445, 71366890]

約数ペア:

[(1, 71366890), (2, 35683445), (5, 14273378), (7, 10195270), (10, 7136689), (14, 5097635), (35, 2039054), (70, 1019527), (509, 140210), (1018, 70105), (2003, 35630), (2545, 28042), (3563, 20030), (4006, 17815), (5090, 14021), (7126, 10015)]