168482500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{3547}}^1$

素因数の和:3590

約数の個数: 60

約数和(自身を含む): 387938320

約数和(自身を除く): 219455820

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 625, 950, 1250, 1900, 2375, 2500, 3547, 4750, 7094, 9500, 11875, 14188, 17735, 23750, 35470, 47500, 67393, 70940, 88675, 134786, 177350, 269572, 336965, 354700, 443375, 673930, 886750, 1347860, 1684825, 1773500, 2216875, 3369650, 4433750, 6739300, 8424125, 8867500, 16848250, 33696500, 42120625, 84241250, 168482500]

約数ペア:

[(1, 168482500), (2, 84241250), (4, 42120625), (5, 33696500), (10, 16848250), (19, 8867500), (20, 8424125), (25, 6739300), (38, 4433750), (50, 3369650), (76, 2216875), (95, 1773500), (100, 1684825), (125, 1347860), (190, 886750), (250, 673930), (380, 443375), (475, 354700), (500, 336965), (625, 269572), (950, 177350), (1250, 134786), (1900, 88675), (2375, 70940), (2500, 67393), (3547, 47500), (4750, 35470), (7094, 23750), (9500, 17735), (11875, 14188)]