125857000

素因数分解:

$2^3\times 5^3\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1139

約数の個数: 64

約数和(自身を含む): 297123840

約数和(自身を除く): 171266840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 127, 200, 250, 254, 500, 508, 635, 991, 1000, 1016, 1270, 1982, 2540, 3175, 3964, 4955, 5080, 6350, 7928, 9910, 12700, 15875, 19820, 24775, 25400, 31750, 39640, 49550, 63500, 99100, 123875, 125857, 127000, 198200, 247750, 251714, 495500, 503428, 629285, 991000, 1006856, 1258570, 2517140, 3146425, 5034280, 6292850, 12585700, 15732125, 25171400, 31464250, 62928500, 125857000]

約数ペア:

[(1, 125857000), (2, 62928500), (4, 31464250), (5, 25171400), (8, 15732125), (10, 12585700), (20, 6292850), (25, 5034280), (40, 3146425), (50, 2517140), (100, 1258570), (125, 1006856), (127, 991000), (200, 629285), (250, 503428), (254, 495500), (500, 251714), (508, 247750), (635, 198200), (991, 127000), (1000, 125857), (1016, 123875), (1270, 99100), (1982, 63500), (2540, 49550), (3175, 39640), (3964, 31750), (4955, 25400), (5080, 24775), (6350, 19820), (7928, 15875), (9910, 12700)]