8390631865

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{383}}^1\times {\mathrm{739}}^1$

素因数の和:1163

約数の個数: 72

約数和(自身を含む): 12925301760

約数和(自身を除く): 4534669895

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 121, 245, 383, 385, 539, 605, 739, 847, 1915, 2681, 2695, 3695, 4213, 4235, 5173, 5929, 8129, 13405, 18767, 21065, 25865, 29491, 29645, 36211, 40645, 46343, 56903, 89419, 93835, 147455, 181055, 206437, 231715, 283037, 284515, 324401, 398321, 447095, 625933, 1032185, 1415185, 1622005, 1981259, 1991605, 2270807, 3113407, 3129665, 4381531, 9906295, 11354035, 13868813, 15567035, 21793849, 21907655, 34247477, 69344065, 108969245, 152556943, 171237385, 239732339, 762784715, 1198661695, 1678126373, 8390631865]

約数ペア:

[(1, 8390631865), (5, 1678126373), (7, 1198661695), (11, 762784715), (35, 239732339), (49, 171237385), (55, 152556943), (77, 108969245), (121, 69344065), (245, 34247477), (383, 21907655), (385, 21793849), (539, 15567035), (605, 13868813), (739, 11354035), (847, 9906295), (1915, 4381531), (2681, 3129665), (2695, 3113407), (3695, 2270807), (4213, 1991605), (4235, 1981259), (5173, 1622005), (5929, 1415185), (8129, 1032185), (13405, 625933), (18767, 447095), (21065, 398321), (25865, 324401), (29491, 284515), (29645, 283037), (36211, 231715), (40645, 206437), (46343, 181055), (56903, 147455), (89419, 93835)]