7778414480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{23311}}^1$

素因数の和:23464

約数の個数: 80

約数和(自身を含む): 18696969984

約数和(自身を除く): 10918555504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 97, 172, 194, 215, 344, 388, 430, 485, 688, 776, 860, 970, 1552, 1720, 1940, 3440, 3880, 4171, 7760, 8342, 16684, 20855, 23311, 33368, 41710, 46622, 66736, 83420, 93244, 116555, 166840, 186488, 233110, 333680, 372976, 466220, 932440, 1002373, 1864880, 2004746, 2261167, 4009492, 4522334, 5011865, 8018984, 9044668, 10023730, 11305835, 16037968, 18089336, 20047460, 22611670, 36178672, 40094920, 45223340, 80189840, 90446680, 97230181, 180893360, 194460362, 388920724, 486150905, 777841448, 972301810, 1555682896, 1944603620, 3889207240, 7778414480]

約数ペア:

[(1, 7778414480), (2, 3889207240), (4, 1944603620), (5, 1555682896), (8, 972301810), (10, 777841448), (16, 486150905), (20, 388920724), (40, 194460362), (43, 180893360), (80, 97230181), (86, 90446680), (97, 80189840), (172, 45223340), (194, 40094920), (215, 36178672), (344, 22611670), (388, 20047460), (430, 18089336), (485, 16037968), (688, 11305835), (776, 10023730), (860, 9044668), (970, 8018984), (1552, 5011865), (1720, 4522334), (1940, 4009492), (3440, 2261167), (3880, 2004746), (4171, 1864880), (7760, 1002373), (8342, 932440), (16684, 466220), (20855, 372976), (23311, 333680), (33368, 233110), (41710, 186488), (46622, 166840), (66736, 116555), (83420, 93244)]