55479400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3907}}^1$

素因数の和:3994

約数の個数: 48

約数和(自身を含む): 130839840

約数和(自身を除く): 75360440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 3907, 7100, 7814, 14200, 15628, 19535, 31256, 39070, 78140, 97675, 156280, 195350, 277397, 390700, 554794, 781400, 1109588, 1386985, 2219176, 2773970, 5547940, 6934925, 11095880, 13869850, 27739700, 55479400]

約数ペア:

[(1, 55479400), (2, 27739700), (4, 13869850), (5, 11095880), (8, 6934925), (10, 5547940), (20, 2773970), (25, 2219176), (40, 1386985), (50, 1109588), (71, 781400), (100, 554794), (142, 390700), (200, 277397), (284, 195350), (355, 156280), (568, 97675), (710, 78140), (1420, 39070), (1775, 31256), (2840, 19535), (3550, 15628), (3907, 14200), (7100, 7814)]