8708563990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1987}}^1$

素因数の和:2174

約数の個数: 128

約数和(自身を含む): 19787120640

約数和(自身を除く): 11078556650

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 127, 145, 170, 203, 238, 254, 290, 406, 493, 595, 635, 889, 986, 1015, 1190, 1270, 1778, 1987, 2030, 2159, 2465, 3451, 3683, 3974, 4318, 4445, 4930, 6902, 7366, 8890, 9935, 10795, 13909, 15113, 17255, 18415, 19870, 21590, 25781, 27818, 30226, 33779, 34510, 36830, 51562, 57623, 62611, 67558, 69545, 75565, 115246, 125222, 128905, 139090, 151130, 168895, 236453, 252349, 257810, 288115, 313055, 337790, 403361, 438277, 472906, 504698, 576230, 626110, 806722, 876554, 979591, 1182265, 1261745, 1766443, 1959182, 2016805, 2191385, 2364530, 2523490, 3532886, 4033610, 4289933, 4382770, 4897955, 6857137, 7318121, 8579866, 8832215, 9795910, 13714274, 14636242, 17664430, 21449665, 30029531, 34285685, 36590605, 42899330, 51226847, 60059062, 68571370, 73181210, 102453694, 124408057, 150147655, 248816114, 256134235, 300295310, 512268470, 622040285, 870856399, 1244080570, 1741712798, 4354281995, 8708563990]

約数ペア:

[(1, 8708563990), (2, 4354281995), (5, 1741712798), (7, 1244080570), (10, 870856399), (14, 622040285), (17, 512268470), (29, 300295310), (34, 256134235), (35, 248816114), (58, 150147655), (70, 124408057), (85, 102453694), (119, 73181210), (127, 68571370), (145, 60059062), (170, 51226847), (203, 42899330), (238, 36590605), (254, 34285685), (290, 30029531), (406, 21449665), (493, 17664430), (595, 14636242), (635, 13714274), (889, 9795910), (986, 8832215), (1015, 8579866), (1190, 7318121), (1270, 6857137), (1778, 4897955), (1987, 4382770), (2030, 4289933), (2159, 4033610), (2465, 3532886), (3451, 2523490), (3683, 2364530), (3974, 2191385), (4318, 2016805), (4445, 1959182), (4930, 1766443), (6902, 1261745), (7366, 1182265), (8890, 979591), (9935, 876554), (10795, 806722), (13909, 626110), (15113, 576230), (17255, 504698), (18415, 472906), (19870, 438277), (21590, 403361), (25781, 337790), (27818, 313055), (30226, 288115), (33779, 257810), (34510, 252349), (36830, 236453), (51562, 168895), (57623, 151130), (62611, 139090), (67558, 128905), (69545, 125222), (75565, 115246)]