20171016845

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:835

約数の個数: 96

約数和(自身を含む): 30141745920

約数和(自身を除く): 9970729075

約数列:

[1, 5, 7, 29, 35, 43, 49, 103, 145, 203, 215, 245, 301, 515, 641, 721, 1015, 1247, 1421, 1505, 2107, 2987, 3205, 3605, 4429, 4487, 5047, 6235, 7105, 8729, 10535, 14935, 18589, 20909, 22145, 22435, 25235, 27563, 31003, 31409, 43645, 61103, 66023, 92945, 104545, 128441, 130123, 137815, 146363, 155015, 157045, 192941, 217021, 305515, 330115, 462161, 642205, 650615, 731815, 799327, 899087, 910861, 964705, 1085105, 1350587, 1914667, 2310805, 2838989, 3235127, 3996635, 4495435, 4554305, 5595289, 6293609, 6752935, 9573335, 13402669, 14194945, 16175635, 19872923, 27976445, 31468045, 39167023, 67013345, 82330681, 93818683, 99364615, 139110461, 195835115, 411653405, 469093415, 576314767, 695552305, 2881573835, 4034203369, 20171016845]

約数ペア:

[(1, 20171016845), (5, 4034203369), (7, 2881573835), (29, 695552305), (35, 576314767), (43, 469093415), (49, 411653405), (103, 195835115), (145, 139110461), (203, 99364615), (215, 93818683), (245, 82330681), (301, 67013345), (515, 39167023), (641, 31468045), (721, 27976445), (1015, 19872923), (1247, 16175635), (1421, 14194945), (1505, 13402669), (2107, 9573335), (2987, 6752935), (3205, 6293609), (3605, 5595289), (4429, 4554305), (4487, 4495435), (5047, 3996635), (6235, 3235127), (7105, 2838989), (8729, 2310805), (10535, 1914667), (14935, 1350587), (18589, 1085105), (20909, 964705), (22145, 910861), (22435, 899087), (25235, 799327), (27563, 731815), (31003, 650615), (31409, 642205), (43645, 462161), (61103, 330115), (66023, 305515), (92945, 217021), (104545, 192941), (128441, 157045), (130123, 155015), (137815, 146363)]