85287800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32803}}^1$

素因数の和:32832

約数の個数: 48

約数和(自身を含む): 213554040

約数和(自身を除く): 128266240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 32803, 65606, 131212, 164015, 262424, 328030, 426439, 656060, 820075, 852878, 1312120, 1640150, 1705756, 2132195, 3280300, 3411512, 4264390, 6560600, 8528780, 10660975, 17057560, 21321950, 42643900, 85287800]

約数ペア:

[(1, 85287800), (2, 42643900), (4, 21321950), (5, 17057560), (8, 10660975), (10, 8528780), (13, 6560600), (20, 4264390), (25, 3411512), (26, 3280300), (40, 2132195), (50, 1705756), (52, 1640150), (65, 1312120), (100, 852878), (104, 820075), (130, 656060), (200, 426439), (260, 328030), (325, 262424), (520, 164015), (650, 131212), (1300, 65606), (2600, 32803)]