127459000

素因数分解:

$2^3\times 5^3\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 300231360

約数和(自身を除く): 172772360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 197, 200, 250, 394, 500, 647, 788, 985, 1000, 1294, 1576, 1970, 2588, 3235, 3940, 4925, 5176, 6470, 7880, 9850, 12940, 16175, 19700, 24625, 25880, 32350, 39400, 49250, 64700, 80875, 98500, 127459, 129400, 161750, 197000, 254918, 323500, 509836, 637295, 647000, 1019672, 1274590, 2549180, 3186475, 5098360, 6372950, 12745900, 15932375, 25491800, 31864750, 63729500, 127459000]

約数ペア:

[(1, 127459000), (2, 63729500), (4, 31864750), (5, 25491800), (8, 15932375), (10, 12745900), (20, 6372950), (25, 5098360), (40, 3186475), (50, 2549180), (100, 1274590), (125, 1019672), (197, 647000), (200, 637295), (250, 509836), (394, 323500), (500, 254918), (647, 197000), (788, 161750), (985, 129400), (1000, 127459), (1294, 98500), (1576, 80875), (1970, 64700), (2588, 49250), (3235, 39400), (3940, 32350), (4925, 25880), (5176, 24625), (6470, 19700), (7880, 16175), (9850, 12940)]