55978750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{2357}}^1$

素因数の和:2398

約数の個数: 40

約数和(自身を含む): 110495880

約数和(自身を除く): 54517130

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1250, 2357, 2375, 4714, 4750, 11785, 11875, 23570, 23750, 44783, 58925, 89566, 117850, 223915, 294625, 447830, 589250, 1119575, 1473125, 2239150, 2946250, 5597875, 11195750, 27989375, 55978750]

約数ペア:

[(1, 55978750), (2, 27989375), (5, 11195750), (10, 5597875), (19, 2946250), (25, 2239150), (38, 1473125), (50, 1119575), (95, 589250), (125, 447830), (190, 294625), (250, 223915), (475, 117850), (625, 89566), (950, 58925), (1250, 44783), (2357, 23750), (2375, 23570), (4714, 11875), (4750, 11785)]