87235000

素因数分解:

$2^3\times 5^4\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 208058400

約数和(自身を除く): 120823400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 73, 100, 125, 146, 200, 239, 250, 292, 365, 478, 500, 584, 625, 730, 956, 1000, 1195, 1250, 1460, 1825, 1912, 2390, 2500, 2920, 3650, 4780, 5000, 5975, 7300, 9125, 9560, 11950, 14600, 17447, 18250, 23900, 29875, 34894, 36500, 45625, 47800, 59750, 69788, 73000, 87235, 91250, 119500, 139576, 149375, 174470, 182500, 239000, 298750, 348940, 365000, 436175, 597500, 697880, 872350, 1195000, 1744700, 2180875, 3489400, 4361750, 8723500, 10904375, 17447000, 21808750, 43617500, 87235000]

約数ペア:

[(1, 87235000), (2, 43617500), (4, 21808750), (5, 17447000), (8, 10904375), (10, 8723500), (20, 4361750), (25, 3489400), (40, 2180875), (50, 1744700), (73, 1195000), (100, 872350), (125, 697880), (146, 597500), (200, 436175), (239, 365000), (250, 348940), (292, 298750), (365, 239000), (478, 182500), (500, 174470), (584, 149375), (625, 139576), (730, 119500), (956, 91250), (1000, 87235), (1195, 73000), (1250, 69788), (1460, 59750), (1825, 47800), (1912, 45625), (2390, 36500), (2500, 34894), (2920, 29875), (3650, 23900), (4780, 18250), (5000, 17447), (5975, 14600), (7300, 11950), (9125, 9560)]