71780115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 130977792

約数和(自身を除く): 59197677

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 67, 129, 151, 165, 201, 215, 335, 453, 473, 645, 737, 755, 1005, 1419, 1661, 2211, 2265, 2365, 2881, 3685, 4983, 6493, 7095, 8305, 8643, 10117, 11055, 14405, 19479, 24915, 30351, 31691, 32465, 43215, 50585, 71423, 95073, 97395, 111287, 151755, 158455, 214269, 333861, 357115, 435031, 475365, 556435, 1071345, 1305093, 1669305, 2175155, 4785341, 6525465, 14356023, 23926705, 71780115]

約数ペア:

[(1, 71780115), (3, 23926705), (5, 14356023), (11, 6525465), (15, 4785341), (33, 2175155), (43, 1669305), (55, 1305093), (67, 1071345), (129, 556435), (151, 475365), (165, 435031), (201, 357115), (215, 333861), (335, 214269), (453, 158455), (473, 151755), (645, 111287), (737, 97395), (755, 95073), (1005, 71423), (1419, 50585), (1661, 43215), (2211, 32465), (2265, 31691), (2365, 30351), (2881, 24915), (3685, 19479), (4983, 14405), (6493, 11055), (7095, 10117), (8305, 8643)]