125428480

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 323769600

約数和(自身を除く): 198341120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 109, 116, 124, 128, 145, 155, 160, 218, 232, 248, 256, 290, 310, 320, 436, 464, 496, 545, 580, 620, 640, 872, 899, 928, 992, 1090, 1160, 1240, 1280, 1744, 1798, 1856, 1984, 2180, 2320, 2480, 3161, 3379, 3488, 3596, 3712, 3968, 4360, 4495, 4640, 4960, 6322, 6758, 6976, 7192, 7424, 7936, 8720, 8990, 9280, 9920, 12644, 13516, 13952, 14384, 15805, 16895, 17440, 17980, 18560, 19840, 25288, 27032, 27904, 28768, 31610, 33790, 34880, 35960, 37120, 39680, 50576, 54064, 57536, 63220, 67580, 69760, 71920, 97991, 101152, 108128, 115072, 126440, 135160, 139520, 143840, 195982, 202304, 216256, 230144, 252880, 270320, 287680, 391964, 404608, 432512, 489955, 505760, 540640, 575360, 783928, 809216, 865024, 979910, 1011520, 1081280, 1150720, 1567856, 1959820, 2023040, 2162560, 3135712, 3919640, 4046080, 4325120, 6271424, 7839280, 12542848, 15678560, 25085696, 31357120, 62714240, 125428480]

約数ペア:

[(1, 125428480), (2, 62714240), (4, 31357120), (5, 25085696), (8, 15678560), (10, 12542848), (16, 7839280), (20, 6271424), (29, 4325120), (31, 4046080), (32, 3919640), (40, 3135712), (58, 2162560), (62, 2023040), (64, 1959820), (80, 1567856), (109, 1150720), (116, 1081280), (124, 1011520), (128, 979910), (145, 865024), (155, 809216), (160, 783928), (218, 575360), (232, 540640), (248, 505760), (256, 489955), (290, 432512), (310, 404608), (320, 391964), (436, 287680), (464, 270320), (496, 252880), (545, 230144), (580, 216256), (620, 202304), (640, 195982), (872, 143840), (899, 139520), (928, 135160), (992, 126440), (1090, 115072), (1160, 108128), (1240, 101152), (1280, 97991), (1744, 71920), (1798, 69760), (1856, 67580), (1984, 63220), (2180, 57536), (2320, 54064), (2480, 50576), (3161, 39680), (3379, 37120), (3488, 35960), (3596, 34880), (3712, 33790), (3968, 31610), (4360, 28768), (4495, 27904), (4640, 27032), (4960, 25288), (6322, 19840), (6758, 18560), (6976, 17980), (7192, 17440), (7424, 16895), (7936, 15805), (8720, 14384), (8990, 13952), (9280, 13516), (9920, 12644)]