25093980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1279}}^1$

素因数の和:1403

約数の個数: 72

約数和(自身を含む): 76876800

約数和(自身を除く): 51782820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1279, 1308, 1635, 1962, 2180, 2558, 3270, 3837, 3924, 4905, 5116, 6395, 6540, 7674, 9810, 11511, 12790, 15348, 19185, 19620, 23022, 25580, 38370, 46044, 57555, 76740, 115110, 139411, 230220, 278822, 418233, 557644, 697055, 836466, 1254699, 1394110, 1672932, 2091165, 2509398, 2788220, 4182330, 5018796, 6273495, 8364660, 12546990, 25093980]

約数ペア:

[(1, 25093980), (2, 12546990), (3, 8364660), (4, 6273495), (5, 5018796), (6, 4182330), (9, 2788220), (10, 2509398), (12, 2091165), (15, 1672932), (18, 1394110), (20, 1254699), (30, 836466), (36, 697055), (45, 557644), (60, 418233), (90, 278822), (109, 230220), (180, 139411), (218, 115110), (327, 76740), (436, 57555), (545, 46044), (654, 38370), (981, 25580), (1090, 23022), (1279, 19620), (1308, 19185), (1635, 15348), (1962, 12790), (2180, 11511), (2558, 9810), (3270, 7674), (3837, 6540), (3924, 6395), (4905, 5116)]