25189020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139939}}^1$

素因数の和:139954

約数の個数: 36

約数和(自身を含む): 76407240

約数和(自身を除く): 51218220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 139939, 279878, 419817, 559756, 699695, 839634, 1259451, 1399390, 1679268, 2099085, 2518902, 2798780, 4198170, 5037804, 6297255, 8396340, 12594510, 25189020]

約数ペア:

[(1, 25189020), (2, 12594510), (3, 8396340), (4, 6297255), (5, 5037804), (6, 4198170), (9, 2798780), (10, 2518902), (12, 2099085), (15, 1679268), (18, 1399390), (20, 1259451), (30, 839634), (36, 699695), (45, 559756), (60, 419817), (90, 279878), (180, 139939)]