55197440

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1487}}^1$

素因数の和:1537

約数の個数: 72

約数和(自身を含む): 136866240

約数和(自身を除く): 81668800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1487, 1856, 2320, 2974, 3712, 4640, 5948, 7424, 7435, 9280, 11896, 14870, 18560, 23792, 29740, 37120, 43123, 47584, 59480, 86246, 95168, 118960, 172492, 190336, 215615, 237920, 344984, 380672, 431230, 475840, 689968, 862460, 951680, 1379936, 1724920, 1903360, 2759872, 3449840, 5519744, 6899680, 11039488, 13799360, 27598720, 55197440]

約数ペア:

[(1, 55197440), (2, 27598720), (4, 13799360), (5, 11039488), (8, 6899680), (10, 5519744), (16, 3449840), (20, 2759872), (29, 1903360), (32, 1724920), (40, 1379936), (58, 951680), (64, 862460), (80, 689968), (116, 475840), (128, 431230), (145, 380672), (160, 344984), (232, 237920), (256, 215615), (290, 190336), (320, 172492), (464, 118960), (580, 95168), (640, 86246), (928, 59480), (1160, 47584), (1280, 43123), (1487, 37120), (1856, 29740), (2320, 23792), (2974, 18560), (3712, 14870), (4640, 11896), (5948, 9280), (7424, 7435)]