25560680

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7699}}^1$

素因数の和:7793

約数の個数: 32

約数和(自身を含む): 58212000

約数和(自身を除く): 32651320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 7699, 15398, 30796, 38495, 61592, 76990, 153980, 307960, 639017, 1278034, 2556068, 3195085, 5112136, 6390170, 12780340, 25560680]

約数ペア:

[(1, 25560680), (2, 12780340), (4, 6390170), (5, 5112136), (8, 3195085), (10, 2556068), (20, 1278034), (40, 639017), (83, 307960), (166, 153980), (332, 76990), (415, 61592), (664, 38495), (830, 30796), (1660, 15398), (3320, 7699)]