25977340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{15649}}^1$

素因数の和:15741

約数の個数: 24

約数和(自身を含む): 55213200

約数和(自身を除く): 29235860

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 15649, 31298, 62596, 78245, 156490, 312980, 1298867, 2597734, 5195468, 6494335, 12988670, 25977340]

約数ペア:

[(1, 25977340), (2, 12988670), (4, 6494335), (5, 5195468), (10, 2597734), (20, 1298867), (83, 312980), (166, 156490), (332, 78245), (415, 62596), (830, 31298), (1660, 15649)]