80707508

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 174666240

約数和(自身を除く): 93958732

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 49, 62, 74, 98, 124, 148, 196, 217, 259, 359, 434, 518, 718, 868, 1036, 1147, 1436, 1519, 1813, 2294, 2513, 3038, 3626, 4588, 5026, 6076, 7252, 8029, 10052, 11129, 13283, 16058, 17591, 22258, 26566, 32116, 35182, 44516, 53132, 56203, 70364, 77903, 92981, 112406, 155806, 185962, 224812, 311612, 371924, 411773, 545321, 650867, 823546, 1090642, 1301734, 1647092, 2181284, 2603468, 2882411, 5764822, 11529644, 20176877, 40353754, 80707508]

約数ペア:

[(1, 80707508), (2, 40353754), (4, 20176877), (7, 11529644), (14, 5764822), (28, 2882411), (31, 2603468), (37, 2181284), (49, 1647092), (62, 1301734), (74, 1090642), (98, 823546), (124, 650867), (148, 545321), (196, 411773), (217, 371924), (259, 311612), (359, 224812), (434, 185962), (518, 155806), (718, 112406), (868, 92981), (1036, 77903), (1147, 70364), (1436, 56203), (1519, 53132), (1813, 44516), (2294, 35182), (2513, 32116), (3038, 26566), (3626, 22258), (4588, 17591), (5026, 16058), (6076, 13283), (7252, 11129), (8029, 10052)]