55661120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 84

約数和(自身を含む): 137713212

約数和(自身を除く): 82052092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 181, 248, 310, 320, 362, 496, 620, 724, 905, 961, 992, 1240, 1448, 1810, 1922, 1984, 2480, 2896, 3620, 3844, 4805, 4960, 5611, 5792, 7240, 7688, 9610, 9920, 11222, 11584, 14480, 15376, 19220, 22444, 28055, 28960, 30752, 38440, 44888, 56110, 57920, 61504, 76880, 89776, 112220, 153760, 173941, 179552, 224440, 307520, 347882, 359104, 448880, 695764, 869705, 897760, 1391528, 1739410, 1795520, 2783056, 3478820, 5566112, 6957640, 11132224, 13915280, 27830560, 55661120]

約数ペア:

[(1, 55661120), (2, 27830560), (4, 13915280), (5, 11132224), (8, 6957640), (10, 5566112), (16, 3478820), (20, 2783056), (31, 1795520), (32, 1739410), (40, 1391528), (62, 897760), (64, 869705), (80, 695764), (124, 448880), (155, 359104), (160, 347882), (181, 307520), (248, 224440), (310, 179552), (320, 173941), (362, 153760), (496, 112220), (620, 89776), (724, 76880), (905, 61504), (961, 57920), (992, 56110), (1240, 44888), (1448, 38440), (1810, 30752), (1922, 28960), (1984, 28055), (2480, 22444), (2896, 19220), (3620, 15376), (3844, 14480), (4805, 11584), (4960, 11222), (5611, 9920), (5792, 9610), (7240, 7688)]