70890040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{136327}}^1$

素因数の和:136351

約数の個数: 32

約数和(自身を含む): 171773280

約数和(自身を除く): 100883240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 136327, 272654, 545308, 681635, 1090616, 1363270, 1772251, 2726540, 3544502, 5453080, 7089004, 8861255, 14178008, 17722510, 35445020, 70890040]

約数ペア:

[(1, 70890040), (2, 35445020), (4, 17722510), (5, 14178008), (8, 8861255), (10, 7089004), (13, 5453080), (20, 3544502), (26, 2726540), (40, 1772251), (52, 1363270), (65, 1090616), (104, 681635), (130, 545308), (260, 272654), (520, 136327)]