81425656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{9433}}^1$

素因数の和:9535

約数の個数: 32

約数和(自身を含む): 166415760

約数和(自身を除く): 84990104

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2158, 4316, 8632, 9433, 18866, 37732, 75464, 122629, 245258, 490516, 782939, 981032, 1565878, 3131756, 6263512, 10178207, 20356414, 40712828, 81425656]

約数ペア:

[(1, 81425656), (2, 40712828), (4, 20356414), (8, 10178207), (13, 6263512), (26, 3131756), (52, 1565878), (83, 981032), (104, 782939), (166, 490516), (332, 245258), (664, 122629), (1079, 75464), (2158, 37732), (4316, 18866), (8632, 9433)]