25838520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1093}}^1$

素因数の和:1304

約数の個数: 64

約数和(自身を含む): 77980320

約数和(自身を除く): 52141800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1093, 1182, 1576, 1970, 2186, 2364, 2955, 3279, 3940, 4372, 4728, 5465, 5910, 6558, 7880, 8744, 10930, 11820, 13116, 16395, 21860, 23640, 26232, 32790, 43720, 65580, 131160, 215321, 430642, 645963, 861284, 1076605, 1291926, 1722568, 2153210, 2583852, 3229815, 4306420, 5167704, 6459630, 8612840, 12919260, 25838520]

約数ペア:

[(1, 25838520), (2, 12919260), (3, 8612840), (4, 6459630), (5, 5167704), (6, 4306420), (8, 3229815), (10, 2583852), (12, 2153210), (15, 1722568), (20, 1291926), (24, 1076605), (30, 861284), (40, 645963), (60, 430642), (120, 215321), (197, 131160), (394, 65580), (591, 43720), (788, 32790), (985, 26232), (1093, 23640), (1182, 21860), (1576, 16395), (1970, 13116), (2186, 11820), (2364, 10930), (2955, 8744), (3279, 7880), (3940, 6558), (4372, 5910), (4728, 5465)]