89075480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171299}}^1$

素因数の和:171323

約数の個数: 32

約数和(自身を含む): 215838000

約数和(自身を除く): 126762520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 171299, 342598, 685196, 856495, 1370392, 1712990, 2226887, 3425980, 4453774, 6851960, 8907548, 11134435, 17815096, 22268870, 44537740, 89075480]

約数ペア:

[(1, 89075480), (2, 44537740), (4, 22268870), (5, 17815096), (8, 11134435), (10, 8907548), (13, 6851960), (20, 4453774), (26, 3425980), (40, 2226887), (52, 1712990), (65, 1370392), (104, 856495), (130, 685196), (260, 342598), (520, 171299)]