159987074560

素因数分解:

$2^9\times 5^1\times {\mathrm{997}}^1\times {\mathrm{62683}}^1$

素因数の和:63703

約数の個数: 80

約数和(自身を含む): 383984883216

約数和(自身を除く): 223997808656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 997, 1280, 1994, 2560, 3988, 4985, 7976, 9970, 15952, 19940, 31904, 39880, 62683, 63808, 79760, 125366, 127616, 159520, 250732, 255232, 313415, 319040, 501464, 510464, 626830, 638080, 1002928, 1253660, 1276160, 2005856, 2507320, 2552320, 4011712, 5014640, 8023424, 10029280, 16046848, 20058560, 32093696, 40117120, 62494951, 80234240, 124989902, 160468480, 249979804, 312474755, 499959608, 624949510, 999919216, 1249899020, 1999838432, 2499798040, 3999676864, 4999596080, 7999353728, 9999192160, 15998707456, 19998384320, 31997414912, 39996768640, 79993537280, 159987074560]

約数ペア:

[(1, 159987074560), (2, 79993537280), (4, 39996768640), (5, 31997414912), (8, 19998384320), (10, 15998707456), (16, 9999192160), (20, 7999353728), (32, 4999596080), (40, 3999676864), (64, 2499798040), (80, 1999838432), (128, 1249899020), (160, 999919216), (256, 624949510), (320, 499959608), (512, 312474755), (640, 249979804), (997, 160468480), (1280, 124989902), (1994, 80234240), (2560, 62494951), (3988, 40117120), (4985, 32093696), (7976, 20058560), (9970, 16046848), (15952, 10029280), (19940, 8023424), (31904, 5014640), (39880, 4011712), (62683, 2552320), (63808, 2507320), (79760, 2005856), (125366, 1276160), (127616, 1253660), (159520, 1002928), (250732, 638080), (255232, 626830), (313415, 510464), (319040, 501464)]