7712900

素因数分解:

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

素因数の和:393

約数の個数: 72

約数和(自身を含む): 19139400

約数和(自身を除く): 11426500

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 349, 425, 442, 650, 698, 850, 884, 1105, 1300, 1396, 1700, 1745, 2210, 3490, 4420, 4537, 5525, 5933, 6980, 8725, 9074, 11050, 11866, 17450, 18148, 22100, 22685, 23732, 29665, 34900, 45370, 59330, 77129, 90740, 113425, 118660, 148325, 154258, 226850, 296650, 308516, 385645, 453700, 593300, 771290, 1542580, 1928225, 3856450, 7712900]

約数ペア:

[(1, 7712900), (2, 3856450), (4, 1928225), (5, 1542580), (10, 771290), (13, 593300), (17, 453700), (20, 385645), (25, 308516), (26, 296650), (34, 226850), (50, 154258), (52, 148325), (65, 118660), (68, 113425), (85, 90740), (100, 77129), (130, 59330), (170, 45370), (221, 34900), (260, 29665), (325, 23732), (340, 22685), (349, 22100), (425, 18148), (442, 17450), (650, 11866), (698, 11050), (850, 9074), (884, 8725), (1105, 6980), (1300, 5933), (1396, 5525), (1700, 4537), (1745, 4420), (2210, 3490)]