68802880

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1019}}^1$

素因数の和:1247

約数の個数: 56

約数和(自身を含む): 164774880

約数和(自身を除く): 95972000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1019, 1055, 1688, 2038, 2110, 3376, 4076, 4220, 5095, 6752, 8152, 8440, 10190, 13504, 16304, 16880, 20380, 32608, 33760, 40760, 65216, 67520, 81520, 163040, 215009, 326080, 430018, 860036, 1075045, 1720072, 2150090, 3440144, 4300180, 6880288, 8600360, 13760576, 17200720, 34401440, 68802880]

約数ペア:

[(1, 68802880), (2, 34401440), (4, 17200720), (5, 13760576), (8, 8600360), (10, 6880288), (16, 4300180), (20, 3440144), (32, 2150090), (40, 1720072), (64, 1075045), (80, 860036), (160, 430018), (211, 326080), (320, 215009), (422, 163040), (844, 81520), (1019, 67520), (1055, 65216), (1688, 40760), (2038, 33760), (2110, 32608), (3376, 20380), (4076, 16880), (4220, 16304), (5095, 13504), (6752, 10190), (8152, 8440)]