17205700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 41013000

約数和(自身を除く): 23807300

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 50, 58, 68, 85, 100, 116, 145, 170, 290, 340, 349, 425, 493, 580, 698, 725, 850, 986, 1396, 1450, 1700, 1745, 1972, 2465, 2900, 3490, 4930, 5933, 6980, 8725, 9860, 10121, 11866, 12325, 17450, 20242, 23732, 24650, 29665, 34900, 40484, 49300, 50605, 59330, 101210, 118660, 148325, 172057, 202420, 253025, 296650, 344114, 506050, 593300, 688228, 860285, 1012100, 1720570, 3441140, 4301425, 8602850, 17205700]

約数ペア:

[(1, 17205700), (2, 8602850), (4, 4301425), (5, 3441140), (10, 1720570), (17, 1012100), (20, 860285), (25, 688228), (29, 593300), (34, 506050), (50, 344114), (58, 296650), (68, 253025), (85, 202420), (100, 172057), (116, 148325), (145, 118660), (170, 101210), (290, 59330), (340, 50605), (349, 49300), (425, 40484), (493, 34900), (580, 29665), (698, 24650), (725, 23732), (850, 20242), (986, 17450), (1396, 12325), (1450, 11866), (1700, 10121), (1745, 9860), (1972, 8725), (2465, 6980), (2900, 5933), (3490, 4930)]