201949040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1427}}^1$

素因数の和:1530

約数の個数: 80

約数和(自身を含む): 494030880

約数和(自身を除く): 292081840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 61, 80, 116, 122, 145, 232, 244, 290, 305, 464, 488, 580, 610, 976, 1160, 1220, 1427, 1769, 2320, 2440, 2854, 3538, 4880, 5708, 7076, 7135, 8845, 11416, 14152, 14270, 17690, 22832, 28304, 28540, 35380, 41383, 57080, 70760, 82766, 87047, 114160, 141520, 165532, 174094, 206915, 331064, 348188, 413830, 435235, 662128, 696376, 827660, 870470, 1392752, 1655320, 1740940, 2524363, 3310640, 3481880, 5048726, 6963760, 10097452, 12621815, 20194904, 25243630, 40389808, 50487260, 100974520, 201949040]

約数ペア:

[(1, 201949040), (2, 100974520), (4, 50487260), (5, 40389808), (8, 25243630), (10, 20194904), (16, 12621815), (20, 10097452), (29, 6963760), (40, 5048726), (58, 3481880), (61, 3310640), (80, 2524363), (116, 1740940), (122, 1655320), (145, 1392752), (232, 870470), (244, 827660), (290, 696376), (305, 662128), (464, 435235), (488, 413830), (580, 348188), (610, 331064), (976, 206915), (1160, 174094), (1220, 165532), (1427, 141520), (1769, 114160), (2320, 87047), (2440, 82766), (2854, 70760), (3538, 57080), (4880, 41383), (5708, 35380), (7076, 28540), (7135, 28304), (8845, 22832), (11416, 17690), (14152, 14270)]