168532520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{324101}}^1$

素因数の和:324125

約数の個数: 32

約数和(自身を含む): 408368520

約数和(自身を除く): 239836000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 324101, 648202, 1296404, 1620505, 2592808, 3241010, 4213313, 6482020, 8426626, 12964040, 16853252, 21066565, 33706504, 42133130, 84266260, 168532520]

約数ペア:

[(1, 168532520), (2, 84266260), (4, 42133130), (5, 33706504), (8, 21066565), (10, 16853252), (13, 12964040), (20, 8426626), (26, 6482020), (40, 4213313), (52, 3241010), (65, 2592808), (104, 1620505), (130, 1296404), (260, 648202), (520, 324101)]