640889669035

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{739}}^1\times {\mathrm{4357}}^1$

素因数の和:5177

約数の個数: 96

約数和(自身を含む): 988218685440

約数和(自身を除く): 347329016405

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 121, 235, 329, 385, 517, 605, 739, 847, 1645, 2585, 3619, 3695, 4235, 4357, 5173, 5687, 8129, 18095, 21785, 25865, 28435, 30499, 34733, 39809, 40645, 47927, 56903, 89419, 152495, 173665, 199045, 204779, 239635, 243131, 284515, 335489, 382063, 447095, 527197, 625933, 1023895, 1215655, 1433453, 1677445, 1910315, 2252569, 2635985, 2674441, 3129665, 3219823, 3690379, 4202693, 7167265, 11262845, 13372205, 15767983, 16099115, 18451895, 21013465, 22538761, 24778259, 29418851, 35418053, 78839915, 112693805, 123891295, 147094255, 151331681, 173447813, 177090265, 247926371, 389598583, 756658405, 867239065, 1059321767, 1239631855, 1664648491, 1947992915, 2727190081, 5296608835, 8323242455, 11652539437, 13635950405, 18311133401, 58262697185, 91555667005, 128177933807, 640889669035]

約数ペア:

[(1, 640889669035), (5, 128177933807), (7, 91555667005), (11, 58262697185), (35, 18311133401), (47, 13635950405), (55, 11652539437), (77, 8323242455), (121, 5296608835), (235, 2727190081), (329, 1947992915), (385, 1664648491), (517, 1239631855), (605, 1059321767), (739, 867239065), (847, 756658405), (1645, 389598583), (2585, 247926371), (3619, 177090265), (3695, 173447813), (4235, 151331681), (4357, 147094255), (5173, 123891295), (5687, 112693805), (8129, 78839915), (18095, 35418053), (21785, 29418851), (25865, 24778259), (28435, 22538761), (30499, 21013465), (34733, 18451895), (39809, 16099115), (40645, 15767983), (47927, 13372205), (56903, 11262845), (89419, 7167265), (152495, 4202693), (173665, 3690379), (199045, 3219823), (204779, 3129665), (239635, 2674441), (243131, 2635985), (284515, 2252569), (335489, 1910315), (382063, 1677445), (447095, 1433453), (527197, 1215655), (625933, 1023895)]