251176120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{483031}}^1$

素因数の和:483055

約数の個数: 32

約数和(自身を含む): 608620320

約数和(自身を除く): 357444200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 483031, 966062, 1932124, 2415155, 3864248, 4830310, 6279403, 9660620, 12558806, 19321240, 25117612, 31397015, 50235224, 62794030, 125588060, 251176120]

約数ペア:

[(1, 251176120), (2, 125588060), (4, 62794030), (5, 50235224), (8, 31397015), (10, 25117612), (13, 19321240), (20, 12558806), (26, 9660620), (40, 6279403), (52, 4830310), (65, 3864248), (104, 2415155), (130, 1932124), (260, 966062), (520, 483031)]