80496500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 203723520

約数和(自身を除く): 123227020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 125, 140, 175, 211, 218, 250, 350, 422, 436, 500, 545, 700, 763, 844, 875, 1055, 1090, 1477, 1526, 1750, 2110, 2180, 2725, 2954, 3052, 3500, 3815, 4220, 5275, 5450, 5908, 7385, 7630, 10550, 10900, 13625, 14770, 15260, 19075, 21100, 22999, 26375, 27250, 29540, 36925, 38150, 45998, 52750, 54500, 73850, 76300, 91996, 95375, 105500, 114995, 147700, 160993, 184625, 190750, 229990, 321986, 369250, 381500, 459980, 574975, 643972, 738500, 804965, 1149950, 1609930, 2299900, 2874875, 3219860, 4024825, 5749750, 8049650, 11499500, 16099300, 20124125, 40248250, 80496500]

約数ペア:

[(1, 80496500), (2, 40248250), (4, 20124125), (5, 16099300), (7, 11499500), (10, 8049650), (14, 5749750), (20, 4024825), (25, 3219860), (28, 2874875), (35, 2299900), (50, 1609930), (70, 1149950), (100, 804965), (109, 738500), (125, 643972), (140, 574975), (175, 459980), (211, 381500), (218, 369250), (250, 321986), (350, 229990), (422, 190750), (436, 184625), (500, 160993), (545, 147700), (700, 114995), (763, 105500), (844, 95375), (875, 91996), (1055, 76300), (1090, 73850), (1477, 54500), (1526, 52750), (1750, 45998), (2110, 38150), (2180, 36925), (2725, 29540), (2954, 27250), (3052, 26375), (3500, 22999), (3815, 21100), (4220, 19075), (5275, 15260), (5450, 14770), (5908, 13625), (7385, 10900), (7630, 10550)]