25117440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 83198976

約数和(自身を除く): 58081536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 211, 240, 248, 256, 310, 320, 372, 384, 422, 465, 480, 496, 620, 633, 640, 744, 768, 844, 930, 960, 992, 1055, 1240, 1266, 1280, 1488, 1688, 1860, 1920, 1984, 2110, 2480, 2532, 2976, 3165, 3376, 3720, 3840, 3968, 4220, 4960, 5064, 5952, 6330, 6541, 6752, 7440, 7936, 8440, 9920, 10128, 11904, 12660, 13082, 13504, 14880, 16880, 19623, 19840, 20256, 23808, 25320, 26164, 27008, 29760, 32705, 33760, 39246, 39680, 40512, 50640, 52328, 54016, 59520, 65410, 67520, 78492, 81024, 98115, 101280, 104656, 119040, 130820, 135040, 156984, 162048, 196230, 202560, 209312, 261640, 270080, 313968, 392460, 405120, 418624, 523280, 627936, 784920, 810240, 837248, 1046560, 1255872, 1569840, 1674496, 2093120, 2511744, 3139680, 4186240, 5023488, 6279360, 8372480, 12558720, 25117440]

約数ペア:

[(1, 25117440), (2, 12558720), (3, 8372480), (4, 6279360), (5, 5023488), (6, 4186240), (8, 3139680), (10, 2511744), (12, 2093120), (15, 1674496), (16, 1569840), (20, 1255872), (24, 1046560), (30, 837248), (31, 810240), (32, 784920), (40, 627936), (48, 523280), (60, 418624), (62, 405120), (64, 392460), (80, 313968), (93, 270080), (96, 261640), (120, 209312), (124, 202560), (128, 196230), (155, 162048), (160, 156984), (186, 135040), (192, 130820), (211, 119040), (240, 104656), (248, 101280), (256, 98115), (310, 81024), (320, 78492), (372, 67520), (384, 65410), (422, 59520), (465, 54016), (480, 52328), (496, 50640), (620, 40512), (633, 39680), (640, 39246), (744, 33760), (768, 32705), (844, 29760), (930, 27008), (960, 26164), (992, 25320), (1055, 23808), (1240, 20256), (1266, 19840), (1280, 19623), (1488, 16880), (1688, 14880), (1860, 13504), (1920, 13082), (1984, 12660), (2110, 11904), (2480, 10128), (2532, 9920), (2976, 8440), (3165, 7936), (3376, 7440), (3720, 6752), (3840, 6541), (3968, 6330), (4220, 5952), (4960, 5064)]