39745998080

素因数分解:

$2^8\times 5^1\times {\mathrm{599}}^1\times {\mathrm{51839}}^1$

素因数の和:52459

約数の個数: 72

約数和(自身を含む): 95364864000

約数和(自身を除く): 55618865920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 599, 640, 1198, 1280, 2396, 2995, 4792, 5990, 9584, 11980, 19168, 23960, 38336, 47920, 51839, 76672, 95840, 103678, 153344, 191680, 207356, 259195, 383360, 414712, 518390, 766720, 829424, 1036780, 1658848, 2073560, 3317696, 4147120, 6635392, 8294240, 13270784, 16588480, 31051561, 33176960, 62103122, 66353920, 124206244, 155257805, 248412488, 310515610, 496824976, 621031220, 993649952, 1242062440, 1987299904, 2484124880, 3974599808, 4968249760, 7949199616, 9936499520, 19872999040, 39745998080]

約数ペア:

[(1, 39745998080), (2, 19872999040), (4, 9936499520), (5, 7949199616), (8, 4968249760), (10, 3974599808), (16, 2484124880), (20, 1987299904), (32, 1242062440), (40, 993649952), (64, 621031220), (80, 496824976), (128, 310515610), (160, 248412488), (256, 155257805), (320, 124206244), (599, 66353920), (640, 62103122), (1198, 33176960), (1280, 31051561), (2396, 16588480), (2995, 13270784), (4792, 8294240), (5990, 6635392), (9584, 4147120), (11980, 3317696), (19168, 2073560), (23960, 1658848), (38336, 1036780), (47920, 829424), (51839, 766720), (76672, 518390), (95840, 414712), (103678, 383360), (153344, 259195), (191680, 207356)]