71967560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8863}}^1$

素因数の和:8910

約数の個数: 64

約数和(自身を含む): 191462400

約数和(自身を除く): 119494840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 8863, 17726, 35452, 44315, 62041, 70904, 88630, 124082, 177260, 248164, 257027, 310205, 354520, 496328, 514054, 620410, 1028108, 1240820, 1285135, 1799189, 2056216, 2481640, 2570270, 3598378, 5140540, 7196756, 8995945, 10281080, 14393512, 17991890, 35983780, 71967560]

約数ペア:

[(1, 71967560), (2, 35983780), (4, 17991890), (5, 14393512), (7, 10281080), (8, 8995945), (10, 7196756), (14, 5140540), (20, 3598378), (28, 2570270), (29, 2481640), (35, 2056216), (40, 1799189), (56, 1285135), (58, 1240820), (70, 1028108), (116, 620410), (140, 514054), (145, 496328), (203, 354520), (232, 310205), (280, 257027), (290, 248164), (406, 177260), (580, 124082), (812, 88630), (1015, 70904), (1160, 62041), (1624, 44315), (2030, 35452), (4060, 17726), (8120, 8863)]