54970000

素因数分解:

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

素因数の和:290

約数の個数: 100

約数和(自身を含む): 139455360

約数和(自身を除く): 84485360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 239, 250, 368, 400, 460, 478, 500, 575, 625, 920, 956, 1000, 1150, 1195, 1250, 1840, 1912, 2000, 2300, 2390, 2500, 2875, 3824, 4600, 4780, 5000, 5497, 5750, 5975, 9200, 9560, 10000, 10994, 11500, 11950, 14375, 19120, 21988, 23000, 23900, 27485, 28750, 29875, 43976, 46000, 47800, 54970, 57500, 59750, 87952, 95600, 109940, 115000, 119500, 137425, 149375, 219880, 230000, 239000, 274850, 298750, 439760, 478000, 549700, 597500, 687125, 1099400, 1195000, 1374250, 2198800, 2390000, 2748500, 3435625, 5497000, 6871250, 10994000, 13742500, 27485000, 54970000]

約数ペア:

[(1, 54970000), (2, 27485000), (4, 13742500), (5, 10994000), (8, 6871250), (10, 5497000), (16, 3435625), (20, 2748500), (23, 2390000), (25, 2198800), (40, 1374250), (46, 1195000), (50, 1099400), (80, 687125), (92, 597500), (100, 549700), (115, 478000), (125, 439760), (184, 298750), (200, 274850), (230, 239000), (239, 230000), (250, 219880), (368, 149375), (400, 137425), (460, 119500), (478, 115000), (500, 109940), (575, 95600), (625, 87952), (920, 59750), (956, 57500), (1000, 54970), (1150, 47800), (1195, 46000), (1250, 43976), (1840, 29875), (1912, 28750), (2000, 27485), (2300, 23900), (2390, 23000), (2500, 21988), (2875, 19120), (3824, 14375), (4600, 11950), (4780, 11500), (5000, 10994), (5497, 10000), (5750, 9560), (5975, 9200)]