113521280

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1993}}^1$

素因数の和:2101

約数の個数: 64

約数和(自身を含む): 274573800

約数和(自身を除く): 161052520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1424, 1780, 1993, 2848, 3560, 3986, 5696, 7120, 7972, 9965, 11392, 14240, 15944, 19930, 28480, 31888, 39860, 56960, 63776, 79720, 127552, 159440, 177377, 255104, 318880, 354754, 637760, 709508, 886885, 1275520, 1419016, 1773770, 2838032, 3547540, 5676064, 7095080, 11352128, 14190160, 22704256, 28380320, 56760640, 113521280]

約数ペア:

[(1, 113521280), (2, 56760640), (4, 28380320), (5, 22704256), (8, 14190160), (10, 11352128), (16, 7095080), (20, 5676064), (32, 3547540), (40, 2838032), (64, 1773770), (80, 1419016), (89, 1275520), (128, 886885), (160, 709508), (178, 637760), (320, 354754), (356, 318880), (445, 255104), (640, 177377), (712, 159440), (890, 127552), (1424, 79720), (1780, 63776), (1993, 56960), (2848, 39860), (3560, 31888), (3986, 28480), (5696, 19930), (7120, 15944), (7972, 14240), (9965, 11392)]