7210002856

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1\times {\mathrm{2777}}^1$

素因数の和:3514

約数の個数: 64

約数和(自身を含む): 15697255680

約数和(自身を除く): 8487252824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 653, 994, 1306, 1988, 2612, 2777, 3976, 4571, 5224, 5554, 9142, 11108, 18284, 19439, 22216, 36568, 38878, 46363, 77756, 92726, 155512, 185452, 197167, 324541, 370904, 394334, 649082, 788668, 1298164, 1380169, 1577336, 1813381, 2596328, 2760338, 3626762, 5520676, 7253524, 11041352, 12693667, 14507048, 25387334, 50774668, 101549336, 128750051, 257500102, 515000204, 901250357, 1030000408, 1802500714, 3605001428, 7210002856]

約数ペア:

[(1, 7210002856), (2, 3605001428), (4, 1802500714), (7, 1030000408), (8, 901250357), (14, 515000204), (28, 257500102), (56, 128750051), (71, 101549336), (142, 50774668), (284, 25387334), (497, 14507048), (568, 12693667), (653, 11041352), (994, 7253524), (1306, 5520676), (1988, 3626762), (2612, 2760338), (2777, 2596328), (3976, 1813381), (4571, 1577336), (5224, 1380169), (5554, 1298164), (9142, 788668), (11108, 649082), (18284, 394334), (19439, 370904), (22216, 324541), (36568, 197167), (38878, 185452), (46363, 155512), (77756, 92726)]