87988516

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1103}}^1$

素因数の和:1169

約数の個数: 72

約数和(自身を含む): 200866176

約数和(自身を除く): 112877660

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 148, 154, 196, 259, 308, 407, 518, 539, 814, 1036, 1078, 1103, 1628, 1813, 2156, 2206, 2849, 3626, 4412, 5698, 7252, 7721, 11396, 12133, 15442, 19943, 24266, 30884, 39886, 40811, 48532, 54047, 79772, 81622, 84931, 108094, 163244, 169862, 216188, 285677, 339724, 448921, 571354, 594517, 897842, 1142708, 1189034, 1795684, 1999739, 2378068, 3142447, 3999478, 6284894, 7998956, 12569788, 21997129, 43994258, 87988516]

約数ペア:

[(1, 87988516), (2, 43994258), (4, 21997129), (7, 12569788), (11, 7998956), (14, 6284894), (22, 3999478), (28, 3142447), (37, 2378068), (44, 1999739), (49, 1795684), (74, 1189034), (77, 1142708), (98, 897842), (148, 594517), (154, 571354), (196, 448921), (259, 339724), (308, 285677), (407, 216188), (518, 169862), (539, 163244), (814, 108094), (1036, 84931), (1078, 81622), (1103, 79772), (1628, 54047), (1813, 48532), (2156, 40811), (2206, 39886), (2849, 30884), (3626, 24266), (4412, 19943), (5698, 15442), (7252, 12133), (7721, 11396)]