349701040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{336251}}^1$

素因数の和:336277

約数の個数: 40

約数和(自身を含む): 875600208

約数和(自身を除く): 525899168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 336251, 672502, 1345004, 1681255, 2690008, 3362510, 4371263, 5380016, 6725020, 8742526, 13450040, 17485052, 21856315, 26900080, 34970104, 43712630, 69940208, 87425260, 174850520, 349701040]

約数ペア:

[(1, 349701040), (2, 174850520), (4, 87425260), (5, 69940208), (8, 43712630), (10, 34970104), (13, 26900080), (16, 21856315), (20, 17485052), (26, 13450040), (40, 8742526), (52, 6725020), (65, 5380016), (80, 4371263), (104, 3362510), (130, 2690008), (208, 1681255), (260, 1345004), (520, 672502), (1040, 336251)]