25945020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{144139}}^1$

素因数の和:144154

約数の個数: 36

約数和(自身を含む): 78700440

約数和(自身を除く): 52755420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 144139, 288278, 432417, 576556, 720695, 864834, 1297251, 1441390, 1729668, 2162085, 2594502, 2882780, 4324170, 5189004, 6486255, 8648340, 12972510, 25945020]

約数ペア:

[(1, 25945020), (2, 12972510), (3, 8648340), (4, 6486255), (5, 5189004), (6, 4324170), (9, 2882780), (10, 2594502), (12, 2162085), (15, 1729668), (18, 1441390), (20, 1297251), (30, 864834), (36, 720695), (45, 576556), (60, 432417), (90, 288278), (180, 144139)]