55809920

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 143942400

約数和(自身を除く): 88132480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 97, 116, 124, 128, 145, 155, 160, 194, 232, 248, 290, 310, 320, 388, 464, 485, 496, 580, 620, 640, 776, 899, 928, 970, 992, 1160, 1240, 1552, 1798, 1856, 1940, 1984, 2320, 2480, 2813, 3007, 3104, 3596, 3712, 3880, 3968, 4495, 4640, 4960, 5626, 6014, 6208, 7192, 7760, 8990, 9280, 9920, 11252, 12028, 12416, 14065, 14384, 15035, 15520, 17980, 18560, 19840, 22504, 24056, 28130, 28768, 30070, 31040, 35960, 45008, 48112, 56260, 57536, 60140, 62080, 71920, 87203, 90016, 96224, 112520, 115072, 120280, 143840, 174406, 180032, 192448, 225040, 240560, 287680, 348812, 360064, 384896, 436015, 450080, 481120, 575360, 697624, 872030, 900160, 962240, 1395248, 1744060, 1800320, 1924480, 2790496, 3488120, 5580992, 6976240, 11161984, 13952480, 27904960, 55809920]

約数ペア:

[(1, 55809920), (2, 27904960), (4, 13952480), (5, 11161984), (8, 6976240), (10, 5580992), (16, 3488120), (20, 2790496), (29, 1924480), (31, 1800320), (32, 1744060), (40, 1395248), (58, 962240), (62, 900160), (64, 872030), (80, 697624), (97, 575360), (116, 481120), (124, 450080), (128, 436015), (145, 384896), (155, 360064), (160, 348812), (194, 287680), (232, 240560), (248, 225040), (290, 192448), (310, 180032), (320, 174406), (388, 143840), (464, 120280), (485, 115072), (496, 112520), (580, 96224), (620, 90016), (640, 87203), (776, 71920), (899, 62080), (928, 60140), (970, 57536), (992, 56260), (1160, 48112), (1240, 45008), (1552, 35960), (1798, 31040), (1856, 30070), (1940, 28768), (1984, 28130), (2320, 24056), (2480, 22504), (2813, 19840), (3007, 18560), (3104, 17980), (3596, 15520), (3712, 15035), (3880, 14384), (3968, 14065), (4495, 12416), (4640, 12028), (4960, 11252), (5626, 9920), (6014, 9280), (6208, 8990), (7192, 7760)]