80591464

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 168480000

約数和(自身を除く): 87888536

約数列:

[1, 2, 4, 8, 19, 29, 38, 47, 58, 76, 94, 116, 152, 188, 232, 376, 389, 551, 778, 893, 1102, 1363, 1556, 1786, 2204, 2726, 3112, 3572, 4408, 5452, 7144, 7391, 10904, 11281, 14782, 18283, 22562, 25897, 29564, 36566, 45124, 51794, 59128, 73132, 90248, 103588, 146264, 207176, 214339, 347377, 428678, 530207, 694754, 857356, 1060414, 1389508, 1714712, 2120828, 2779016, 4241656, 10073933, 20147866, 40295732, 80591464]

約数ペア:

[(1, 80591464), (2, 40295732), (4, 20147866), (8, 10073933), (19, 4241656), (29, 2779016), (38, 2120828), (47, 1714712), (58, 1389508), (76, 1060414), (94, 857356), (116, 694754), (152, 530207), (188, 428678), (232, 347377), (376, 214339), (389, 207176), (551, 146264), (778, 103588), (893, 90248), (1102, 73132), (1363, 59128), (1556, 51794), (1786, 45124), (2204, 36566), (2726, 29564), (3112, 25897), (3572, 22562), (4408, 18283), (5452, 14782), (7144, 11281), (7391, 10904)]