259142144

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:641

約数の個数: 80

約数和(自身を含む): 553893120

約数和(自身を除く): 294750976

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 232, 248, 256, 464, 496, 512, 563, 899, 928, 992, 1126, 1798, 1856, 1984, 2252, 3596, 3712, 3968, 4504, 7192, 7424, 7936, 9008, 14384, 14848, 15872, 16327, 17453, 18016, 28768, 32654, 34906, 36032, 57536, 65308, 69812, 72064, 115072, 130616, 139624, 144128, 230144, 261232, 279248, 288256, 460288, 506137, 522464, 558496, 1012274, 1044928, 1116992, 2024548, 2089856, 2233984, 4049096, 4179712, 4467968, 8098192, 8359424, 8935936, 16196384, 32392768, 64785536, 129571072, 259142144]

約数ペア:

[(1, 259142144), (2, 129571072), (4, 64785536), (8, 32392768), (16, 16196384), (29, 8935936), (31, 8359424), (32, 8098192), (58, 4467968), (62, 4179712), (64, 4049096), (116, 2233984), (124, 2089856), (128, 2024548), (232, 1116992), (248, 1044928), (256, 1012274), (464, 558496), (496, 522464), (512, 506137), (563, 460288), (899, 288256), (928, 279248), (992, 261232), (1126, 230144), (1798, 144128), (1856, 139624), (1984, 130616), (2252, 115072), (3596, 72064), (3712, 69812), (3968, 65308), (4504, 57536), (7192, 36032), (7424, 34906), (7936, 32654), (9008, 28768), (14384, 18016), (14848, 17453), (15872, 16327)]