1553849080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{12527}}^1$

素因数の和:12988

約数の個数: 64

約数和(自身を含む): 4004951040

約数和(自身を除く): 2451101960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 443, 886, 1772, 2215, 3101, 3544, 4430, 6202, 8860, 12404, 12527, 15505, 17720, 24808, 25054, 31010, 50108, 62020, 62635, 87689, 100216, 124040, 125270, 175378, 250540, 350756, 438445, 501080, 701512, 876890, 1753780, 3507560, 5549461, 11098922, 22197844, 27747305, 38846227, 44395688, 55494610, 77692454, 110989220, 155384908, 194231135, 221978440, 310769816, 388462270, 776924540, 1553849080]

約数ペア:

[(1, 1553849080), (2, 776924540), (4, 388462270), (5, 310769816), (7, 221978440), (8, 194231135), (10, 155384908), (14, 110989220), (20, 77692454), (28, 55494610), (35, 44395688), (40, 38846227), (56, 27747305), (70, 22197844), (140, 11098922), (280, 5549461), (443, 3507560), (886, 1753780), (1772, 876890), (2215, 701512), (3101, 501080), (3544, 438445), (4430, 350756), (6202, 250540), (8860, 175378), (12404, 125270), (12527, 124040), (15505, 100216), (17720, 87689), (24808, 62635), (25054, 62020), (31010, 50108)]