17685100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 41434848

約数和(自身を除く): 23749748

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 101, 103, 170, 202, 206, 340, 404, 412, 425, 505, 515, 850, 1010, 1030, 1700, 1717, 1751, 2020, 2060, 2525, 2575, 3434, 3502, 5050, 5150, 6868, 7004, 8585, 8755, 10100, 10300, 10403, 17170, 17510, 20806, 34340, 35020, 41612, 42925, 43775, 52015, 85850, 87550, 104030, 171700, 175100, 176851, 208060, 260075, 353702, 520150, 707404, 884255, 1040300, 1768510, 3537020, 4421275, 8842550, 17685100]

約数ペア:

[(1, 17685100), (2, 8842550), (4, 4421275), (5, 3537020), (10, 1768510), (17, 1040300), (20, 884255), (25, 707404), (34, 520150), (50, 353702), (68, 260075), (85, 208060), (100, 176851), (101, 175100), (103, 171700), (170, 104030), (202, 87550), (206, 85850), (340, 52015), (404, 43775), (412, 42925), (425, 41612), (505, 35020), (515, 34340), (850, 20806), (1010, 17510), (1030, 17170), (1700, 10403), (1717, 10300), (1751, 10100), (2020, 8755), (2060, 8585), (2525, 7004), (2575, 6868), (3434, 5150), (3502, 5050)]