27720403700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{681091}}^1$

素因数の和:681153

約数の個数: 72

約数和(自身を含む): 67395415584

約数和(自身を除く): 39675011884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 148, 185, 220, 275, 370, 407, 550, 740, 814, 925, 1100, 1628, 1850, 2035, 3700, 4070, 8140, 10175, 20350, 40700, 681091, 1362182, 2724364, 3405455, 6810910, 7492001, 13621820, 14984002, 17027275, 25200367, 29968004, 34054550, 37460005, 50400734, 68109100, 74920010, 100801468, 126001835, 149840020, 187300025, 252003670, 277204037, 374600050, 504007340, 554408074, 630009175, 749200100, 1108816148, 1260018350, 1386020185, 2520036700, 2772040370, 5544080740, 6930100925, 13860201850, 27720403700]

約数ペア:

[(1, 27720403700), (2, 13860201850), (4, 6930100925), (5, 5544080740), (10, 2772040370), (11, 2520036700), (20, 1386020185), (22, 1260018350), (25, 1108816148), (37, 749200100), (44, 630009175), (50, 554408074), (55, 504007340), (74, 374600050), (100, 277204037), (110, 252003670), (148, 187300025), (185, 149840020), (220, 126001835), (275, 100801468), (370, 74920010), (407, 68109100), (550, 50400734), (740, 37460005), (814, 34054550), (925, 29968004), (1100, 25200367), (1628, 17027275), (1850, 14984002), (2035, 13621820), (3700, 7492001), (4070, 6810910), (8140, 3405455), (10175, 2724364), (20350, 1362182), (40700, 681091)]