53857120

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{823}}^1$

素因数の和:1247

約数の個数: 48

約数和(自身を含む): 127703520

約数和(自身を除く): 73846400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 823, 1636, 1646, 2045, 3272, 3292, 4090, 4115, 6544, 6584, 8180, 8230, 13088, 13168, 16360, 16460, 26336, 32720, 32920, 65440, 65840, 131680, 336607, 673214, 1346428, 1683035, 2692856, 3366070, 5385712, 6732140, 10771424, 13464280, 26928560, 53857120]

約数ペア:

[(1, 53857120), (2, 26928560), (4, 13464280), (5, 10771424), (8, 6732140), (10, 5385712), (16, 3366070), (20, 2692856), (32, 1683035), (40, 1346428), (80, 673214), (160, 336607), (409, 131680), (818, 65840), (823, 65440), (1636, 32920), (1646, 32720), (2045, 26336), (3272, 16460), (3292, 16360), (4090, 13168), (4115, 13088), (6544, 8230), (6584, 8180)]