99997760

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16447}}^1$

素因数の和:16483

約数の個数: 56

約数和(自身を含む): 250667520

約数和(自身を除く): 150669760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 16447, 32894, 65788, 82235, 131576, 164470, 263152, 312493, 328940, 526304, 624986, 657880, 1052608, 1249972, 1315760, 1562465, 2499944, 2631520, 3124930, 4999888, 5263040, 6249860, 9999776, 12499720, 19999552, 24999440, 49998880, 99997760]

約数ペア:

[(1, 99997760), (2, 49998880), (4, 24999440), (5, 19999552), (8, 12499720), (10, 9999776), (16, 6249860), (19, 5263040), (20, 4999888), (32, 3124930), (38, 2631520), (40, 2499944), (64, 1562465), (76, 1315760), (80, 1249972), (95, 1052608), (152, 657880), (160, 624986), (190, 526304), (304, 328940), (320, 312493), (380, 263152), (608, 164470), (760, 131576), (1216, 82235), (1520, 65788), (3040, 32894), (6080, 16447)]