19282250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 41277600

約数和(自身を除く): 21995350

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 349, 425, 442, 650, 698, 850, 1105, 1625, 1745, 2125, 2210, 3250, 3490, 4250, 4537, 5525, 5933, 8725, 9074, 11050, 11866, 17450, 22685, 27625, 29665, 43625, 45370, 55250, 59330, 77129, 87250, 113425, 148325, 154258, 226850, 296650, 385645, 567125, 741625, 771290, 1134250, 1483250, 1928225, 3856450, 9641125, 19282250]

約数ペア:

[(1, 19282250), (2, 9641125), (5, 3856450), (10, 1928225), (13, 1483250), (17, 1134250), (25, 771290), (26, 741625), (34, 567125), (50, 385645), (65, 296650), (85, 226850), (125, 154258), (130, 148325), (170, 113425), (221, 87250), (250, 77129), (325, 59330), (349, 55250), (425, 45370), (442, 43625), (650, 29665), (698, 27625), (850, 22685), (1105, 17450), (1625, 11866), (1745, 11050), (2125, 9074), (2210, 8725), (3250, 5933), (3490, 5525), (4250, 4537)]