163362680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{314159}}^1$

素因数の和:314183

約数の個数: 32

約数和(自身を含む): 395841600

約数和(自身を除く): 232478920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 314159, 628318, 1256636, 1570795, 2513272, 3141590, 4084067, 6283180, 8168134, 12566360, 16336268, 20420335, 32672536, 40840670, 81681340, 163362680]

約数ペア:

[(1, 163362680), (2, 81681340), (4, 40840670), (5, 32672536), (8, 20420335), (10, 16336268), (13, 12566360), (20, 8168134), (26, 6283180), (40, 4084067), (52, 3141590), (65, 2513272), (104, 1570795), (130, 1256636), (260, 628318), (520, 314159)]