51223900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{433}}^1$

素因数の和:480

約数の個数: 108

約数和(自身を含む): 137876592

約数和(自身を除く): 86652692

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 169, 175, 182, 260, 325, 338, 350, 364, 433, 455, 650, 676, 700, 845, 866, 910, 1183, 1300, 1690, 1732, 1820, 2165, 2275, 2366, 3031, 3380, 4225, 4330, 4550, 4732, 5629, 5915, 6062, 8450, 8660, 9100, 10825, 11258, 11830, 12124, 15155, 16900, 21650, 22516, 23660, 28145, 29575, 30310, 39403, 43300, 56290, 59150, 60620, 73177, 75775, 78806, 112580, 118300, 140725, 146354, 151550, 157612, 197015, 281450, 292708, 303100, 365885, 394030, 512239, 562900, 731770, 788060, 985075, 1024478, 1463540, 1829425, 1970150, 2048956, 2561195, 3658850, 3940300, 5122390, 7317700, 10244780, 12805975, 25611950, 51223900]

約数ペア:

[(1, 51223900), (2, 25611950), (4, 12805975), (5, 10244780), (7, 7317700), (10, 5122390), (13, 3940300), (14, 3658850), (20, 2561195), (25, 2048956), (26, 1970150), (28, 1829425), (35, 1463540), (50, 1024478), (52, 985075), (65, 788060), (70, 731770), (91, 562900), (100, 512239), (130, 394030), (140, 365885), (169, 303100), (175, 292708), (182, 281450), (260, 197015), (325, 157612), (338, 151550), (350, 146354), (364, 140725), (433, 118300), (455, 112580), (650, 78806), (676, 75775), (700, 73177), (845, 60620), (866, 59150), (910, 56290), (1183, 43300), (1300, 39403), (1690, 30310), (1732, 29575), (1820, 28145), (2165, 23660), (2275, 22516), (2366, 21650), (3031, 16900), (3380, 15155), (4225, 12124), (4330, 11830), (4550, 11258), (4732, 10825), (5629, 9100), (5915, 8660), (6062, 8450)]