56637500

素因数分解:

$2^2\times 5^5\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 129929184

約数和(自身を除く): 73291684

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 197, 230, 250, 394, 460, 500, 575, 625, 788, 985, 1150, 1250, 1970, 2300, 2500, 2875, 3125, 3940, 4531, 4925, 5750, 6250, 9062, 9850, 11500, 12500, 14375, 18124, 19700, 22655, 24625, 28750, 45310, 49250, 57500, 71875, 90620, 98500, 113275, 123125, 143750, 226550, 246250, 287500, 453100, 492500, 566375, 615625, 1132750, 1231250, 2265500, 2462500, 2831875, 5663750, 11327500, 14159375, 28318750, 56637500]

約数ペア:

[(1, 56637500), (2, 28318750), (4, 14159375), (5, 11327500), (10, 5663750), (20, 2831875), (23, 2462500), (25, 2265500), (46, 1231250), (50, 1132750), (92, 615625), (100, 566375), (115, 492500), (125, 453100), (197, 287500), (230, 246250), (250, 226550), (394, 143750), (460, 123125), (500, 113275), (575, 98500), (625, 90620), (788, 71875), (985, 57500), (1150, 49250), (1250, 45310), (1970, 28750), (2300, 24625), (2500, 22655), (2875, 19700), (3125, 18124), (3940, 14375), (4531, 12500), (4925, 11500), (5750, 9850), (6250, 9062)]