516880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:104

約数の個数: 80

約数和(自身を含む): 1499904

約数和(自身を除く): 983024

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 182, 208, 260, 280, 284, 355, 364, 455, 497, 520, 560, 568, 710, 728, 910, 923, 994, 1040, 1136, 1420, 1456, 1820, 1846, 1988, 2485, 2840, 3640, 3692, 3976, 4615, 4970, 5680, 6461, 7280, 7384, 7952, 9230, 9940, 12922, 14768, 18460, 19880, 25844, 32305, 36920, 39760, 51688, 64610, 73840, 103376, 129220, 258440, 516880]

約数ペア:

[(1, 516880), (2, 258440), (4, 129220), (5, 103376), (7, 73840), (8, 64610), (10, 51688), (13, 39760), (14, 36920), (16, 32305), (20, 25844), (26, 19880), (28, 18460), (35, 14768), (40, 12922), (52, 9940), (56, 9230), (65, 7952), (70, 7384), (71, 7280), (80, 6461), (91, 5680), (104, 4970), (112, 4615), (130, 3976), (140, 3692), (142, 3640), (182, 2840), (208, 2485), (260, 1988), (280, 1846), (284, 1820), (355, 1456), (364, 1420), (455, 1136), (497, 1040), (520, 994), (560, 923), (568, 910), (710, 728)]