87082720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 215744256

約数和(自身を除く): 128661536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 97, 124, 155, 160, 181, 194, 248, 310, 362, 388, 485, 496, 620, 724, 776, 905, 970, 992, 1240, 1448, 1552, 1810, 1940, 2480, 2896, 3007, 3104, 3620, 3880, 4960, 5611, 5792, 6014, 7240, 7760, 11222, 12028, 14480, 15035, 15520, 17557, 22444, 24056, 28055, 28960, 30070, 35114, 44888, 48112, 56110, 60140, 70228, 87785, 89776, 96224, 112220, 120280, 140456, 175570, 179552, 224440, 240560, 280912, 351140, 448880, 481120, 544267, 561824, 702280, 897760, 1088534, 1404560, 2177068, 2721335, 2809120, 4354136, 5442670, 8708272, 10885340, 17416544, 21770680, 43541360, 87082720]

約数ペア:

[(1, 87082720), (2, 43541360), (4, 21770680), (5, 17416544), (8, 10885340), (10, 8708272), (16, 5442670), (20, 4354136), (31, 2809120), (32, 2721335), (40, 2177068), (62, 1404560), (80, 1088534), (97, 897760), (124, 702280), (155, 561824), (160, 544267), (181, 481120), (194, 448880), (248, 351140), (310, 280912), (362, 240560), (388, 224440), (485, 179552), (496, 175570), (620, 140456), (724, 120280), (776, 112220), (905, 96224), (970, 89776), (992, 87785), (1240, 70228), (1448, 60140), (1552, 56110), (1810, 48112), (1940, 44888), (2480, 35114), (2896, 30070), (3007, 28960), (3104, 28055), (3620, 24056), (3880, 22444), (4960, 17557), (5611, 15520), (5792, 15035), (6014, 14480), (7240, 12028), (7760, 11222)]