169489840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162971}}^1$

素因数の和:162997

約数の個数: 40

約数和(自身を含む): 424379088

約数和(自身を除く): 254889248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 162971, 325942, 651884, 814855, 1303768, 1629710, 2118623, 2607536, 3259420, 4237246, 6518840, 8474492, 10593115, 13037680, 16948984, 21186230, 33897968, 42372460, 84744920, 169489840]

約数ペア:

[(1, 169489840), (2, 84744920), (4, 42372460), (5, 33897968), (8, 21186230), (10, 16948984), (13, 13037680), (16, 10593115), (20, 8474492), (26, 6518840), (40, 4237246), (52, 3259420), (65, 2607536), (80, 2118623), (104, 1629710), (130, 1303768), (208, 814855), (260, 651884), (520, 325942), (1040, 162971)]