27485000

素因数分解:

$2^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 67478400

約数和(自身を除く): 39993400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 239, 250, 460, 478, 500, 575, 625, 920, 956, 1000, 1150, 1195, 1250, 1912, 2300, 2390, 2500, 2875, 4600, 4780, 5000, 5497, 5750, 5975, 9560, 10994, 11500, 11950, 14375, 21988, 23000, 23900, 27485, 28750, 29875, 43976, 47800, 54970, 57500, 59750, 109940, 115000, 119500, 137425, 149375, 219880, 239000, 274850, 298750, 549700, 597500, 687125, 1099400, 1195000, 1374250, 2748500, 3435625, 5497000, 6871250, 13742500, 27485000]

約数ペア:

[(1, 27485000), (2, 13742500), (4, 6871250), (5, 5497000), (8, 3435625), (10, 2748500), (20, 1374250), (23, 1195000), (25, 1099400), (40, 687125), (46, 597500), (50, 549700), (92, 298750), (100, 274850), (115, 239000), (125, 219880), (184, 149375), (200, 137425), (230, 119500), (239, 115000), (250, 109940), (460, 59750), (478, 57500), (500, 54970), (575, 47800), (625, 43976), (920, 29875), (956, 28750), (1000, 27485), (1150, 23900), (1195, 23000), (1250, 21988), (1912, 14375), (2300, 11950), (2390, 11500), (2500, 10994), (2875, 9560), (4600, 5975), (4780, 5750), (5000, 5497)]