1400107040

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1210

約数の個数: 96

約数和(自身を含む): 3386142144

約数和(自身を除く): 1986035104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 131, 134, 160, 262, 268, 335, 524, 536, 655, 670, 997, 1048, 1072, 1310, 1340, 1994, 2096, 2144, 2620, 2680, 3988, 4192, 4985, 5240, 5360, 7976, 8777, 9970, 10480, 10720, 15952, 17554, 19940, 20960, 31904, 35108, 39880, 43885, 66799, 70216, 79760, 87770, 130607, 133598, 140432, 159520, 175540, 261214, 267196, 280864, 333995, 351080, 522428, 534392, 653035, 667990, 702160, 1044856, 1068784, 1306070, 1335980, 1404320, 2089712, 2137568, 2612140, 2671960, 4179424, 5224280, 5343920, 8750669, 10448560, 10687840, 17501338, 20897120, 35002676, 43753345, 70005352, 87506690, 140010704, 175013380, 280021408, 350026760, 700053520, 1400107040]

約数ペア:

[(1, 1400107040), (2, 700053520), (4, 350026760), (5, 280021408), (8, 175013380), (10, 140010704), (16, 87506690), (20, 70005352), (32, 43753345), (40, 35002676), (67, 20897120), (80, 17501338), (131, 10687840), (134, 10448560), (160, 8750669), (262, 5343920), (268, 5224280), (335, 4179424), (524, 2671960), (536, 2612140), (655, 2137568), (670, 2089712), (997, 1404320), (1048, 1335980), (1072, 1306070), (1310, 1068784), (1340, 1044856), (1994, 702160), (2096, 667990), (2144, 653035), (2620, 534392), (2680, 522428), (3988, 351080), (4192, 333995), (4985, 280864), (5240, 267196), (5360, 261214), (7976, 175540), (8777, 159520), (9970, 140432), (10480, 133598), (10720, 130607), (15952, 87770), (17554, 79760), (19940, 70216), (20960, 66799), (31904, 43885), (35108, 39880)]