25371520

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1367}}^1$

素因数の和:1415

約数の個数: 64

約数和(自身を含む): 62791200

約数和(自身を除く): 37419680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1367, 1856, 2320, 2734, 3712, 4640, 5468, 6835, 9280, 10936, 13670, 18560, 21872, 27340, 39643, 43744, 54680, 79286, 87488, 109360, 158572, 174976, 198215, 218720, 317144, 396430, 437440, 634288, 792860, 874880, 1268576, 1585720, 2537152, 3171440, 5074304, 6342880, 12685760, 25371520]

約数ペア:

[(1, 25371520), (2, 12685760), (4, 6342880), (5, 5074304), (8, 3171440), (10, 2537152), (16, 1585720), (20, 1268576), (29, 874880), (32, 792860), (40, 634288), (58, 437440), (64, 396430), (80, 317144), (116, 218720), (128, 198215), (145, 174976), (160, 158572), (232, 109360), (290, 87488), (320, 79286), (464, 54680), (580, 43744), (640, 39643), (928, 27340), (1160, 21872), (1367, 18560), (1856, 13670), (2320, 10936), (2734, 9280), (3712, 6835), (4640, 5468)]