13742500

素因数分解:

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

素因数の和:286

約数の個数: 60

約数和(自身を含む): 31489920

約数和(自身を除く): 17747420

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 239, 250, 460, 478, 500, 575, 625, 956, 1150, 1195, 1250, 2300, 2390, 2500, 2875, 4780, 5497, 5750, 5975, 10994, 11500, 11950, 14375, 21988, 23900, 27485, 28750, 29875, 54970, 57500, 59750, 109940, 119500, 137425, 149375, 274850, 298750, 549700, 597500, 687125, 1374250, 2748500, 3435625, 6871250, 13742500]

約数ペア:

[(1, 13742500), (2, 6871250), (4, 3435625), (5, 2748500), (10, 1374250), (20, 687125), (23, 597500), (25, 549700), (46, 298750), (50, 274850), (92, 149375), (100, 137425), (115, 119500), (125, 109940), (230, 59750), (239, 57500), (250, 54970), (460, 29875), (478, 28750), (500, 27485), (575, 23900), (625, 21988), (956, 14375), (1150, 11950), (1195, 11500), (1250, 10994), (2300, 5975), (2390, 5750), (2500, 5497), (2875, 4780)]