79282720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 206732736

約数和(自身を除く): 127450016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 107, 110, 160, 176, 214, 220, 352, 421, 428, 440, 535, 842, 856, 880, 1070, 1177, 1684, 1712, 1760, 2105, 2140, 2354, 3368, 3424, 4210, 4280, 4631, 4708, 5885, 6736, 8420, 8560, 9262, 9416, 11770, 13472, 16840, 17120, 18524, 18832, 23155, 23540, 33680, 37048, 37664, 45047, 46310, 47080, 67360, 74096, 90094, 92620, 94160, 148192, 180188, 185240, 188320, 225235, 360376, 370480, 450470, 495517, 720752, 740960, 900940, 991034, 1441504, 1801880, 1982068, 2477585, 3603760, 3964136, 4955170, 7207520, 7928272, 9910340, 15856544, 19820680, 39641360, 79282720]

約数ペア:

[(1, 79282720), (2, 39641360), (4, 19820680), (5, 15856544), (8, 9910340), (10, 7928272), (11, 7207520), (16, 4955170), (20, 3964136), (22, 3603760), (32, 2477585), (40, 1982068), (44, 1801880), (55, 1441504), (80, 991034), (88, 900940), (107, 740960), (110, 720752), (160, 495517), (176, 450470), (214, 370480), (220, 360376), (352, 225235), (421, 188320), (428, 185240), (440, 180188), (535, 148192), (842, 94160), (856, 92620), (880, 90094), (1070, 74096), (1177, 67360), (1684, 47080), (1712, 46310), (1760, 45047), (2105, 37664), (2140, 37048), (2354, 33680), (3368, 23540), (3424, 23155), (4210, 18832), (4280, 18524), (4631, 17120), (4708, 16840), (5885, 13472), (6736, 11770), (8420, 9416), (8560, 9262)]