31444900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 73823400

約数和(自身を除く): 42378500

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 53, 68, 85, 100, 106, 170, 212, 265, 340, 349, 425, 530, 698, 850, 901, 1060, 1325, 1396, 1700, 1745, 1802, 2650, 3490, 3604, 4505, 5300, 5933, 6980, 8725, 9010, 11866, 17450, 18020, 18497, 22525, 23732, 29665, 34900, 36994, 45050, 59330, 73988, 90100, 92485, 118660, 148325, 184970, 296650, 314449, 369940, 462425, 593300, 628898, 924850, 1257796, 1572245, 1849700, 3144490, 6288980, 7861225, 15722450, 31444900]

約数ペア:

[(1, 31444900), (2, 15722450), (4, 7861225), (5, 6288980), (10, 3144490), (17, 1849700), (20, 1572245), (25, 1257796), (34, 924850), (50, 628898), (53, 593300), (68, 462425), (85, 369940), (100, 314449), (106, 296650), (170, 184970), (212, 148325), (265, 118660), (340, 92485), (349, 90100), (425, 73988), (530, 59330), (698, 45050), (850, 36994), (901, 34900), (1060, 29665), (1325, 23732), (1396, 22525), (1700, 18497), (1745, 18020), (1802, 17450), (2650, 11866), (3490, 9010), (3604, 8725), (4505, 6980), (5300, 5933)]